Finding the Fourth Proportional to 118,077,785.34, 162,948,404.31 and 65,156,846.70

Step by Step Solution

1. Step 1: Write the proportion equation
   118,077,785.34 : 162,948,404.31 = 65,156,846.70 : x
2. Step 2: Convert to fraction form
   118,077,785.34/162,948,404.31 = 65,156,846.70/x
3. Step 3: Cross multiply
   118,077,785.34x = 162,948,404.31 × 65,156,846.70
4. Step 4: Simplify right side
   118,077,785.34x = 10,617,204,199,636,290
5. Step 5: Solve for x
   x = 10,617,204,199,636,290/118,077,785.34
6. Step 6: Final answer
   x = 89,917,033.67