Finding the Fourth Proportional to 2,142,422,976.53, 2,956,275,989.58 and 1,189,674,175.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,422,976.53 : 2,956,275,989.58 = 1,189,674,175.24 : x
2. Step 2: Convert to fraction form
   2,142,422,976.53/2,956,275,989.58 = 1,189,674,175.24/x
3. Step 3: Cross multiply
   2,142,422,976.53x = 2,956,275,989.58 × 1,189,674,175.24
4. Step 4: Simplify right side
   2,142,422,976.53x = 3,517,005,199,685,401,088
5. Step 5: Solve for x
   x = 3,517,005,199,685,401,088/2,142,422,976.53
6. Step 6: Final answer
   x = 1,641,601,699.67