Finding the Fourth Proportional to 142,892,709,690.32, 214,344,979,735.68 and 42,163,575,348.72

Step by Step Solution

1. Step 1: Write the proportion equation
   142,892,709,690.32 : 214,344,979,735.68 = 42,163,575,348.72 : x
2. Step 2: Convert to fraction form
   142,892,709,690.32/214,344,979,735.68 = 42,163,575,348.72/x
3. Step 3: Cross multiply
   142,892,709,690.32x = 214,344,979,735.68 × 42,163,575,348.72
4. Step 4: Simplify right side
   142,892,709,690.32x = 9,037,550,703,705,204,981,760
5. Step 5: Solve for x
   x = 9,037,550,703,705,204,981,760/142,892,709,690.32
6. Step 6: Final answer
   x = 63,247,108,430.46