Finding the Fourth Proportional to 113,417, 156,515.46 and 63,116.04

Step by Step Solution

1. Step 1: Write the proportion equation
   113,417 : 156,515.46 = 63,116.04 : x
2. Step 2: Convert to fraction form
   113,417/156,515.46 = 63,116.04/x
3. Step 3: Cross multiply
   113,417x = 156,515.46 × 63,116.04
4. Step 4: Simplify right side
   113,417x = 9,878,636,033.98
5. Step 5: Solve for x
   x = 9,878,636,033.98/113,417
6. Step 6: Final answer
   x = 87,100.14