Finding the Fourth Proportional to 111,366,204.24, 153,703,832.52 and 64,956,456.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,366,204.24 : 153,703,832.52 = 64,956,456.72 : x
2. Step 2: Convert to fraction form
   111,366,204.24/153,703,832.52 = 64,956,456.72/x
3. Step 3: Cross multiply
   111,366,204.24x = 153,703,832.52 × 64,956,456.72
4. Step 4: Simplify right side
   111,366,204.24x = 9,984,056,344,783,510
5. Step 5: Solve for x
   x = 9,984,056,344,783,510/111,366,204.24
6. Step 6: Final answer
   x = 89,650,683.64