Finding the Fourth Proportional to 113,498.06, 156,625.80 and 63,197.06

Step by Step Solution

1. Step 1: Write the proportion equation
   113,498.06 : 156,625.80 = 63,197.06 : x
2. Step 2: Convert to fraction form
   113,498.06/156,625.80 = 63,197.06/x
3. Step 3: Cross multiply
   113,498.06x = 156,625.80 × 63,197.06
4. Step 4: Simplify right side
   113,498.06x = 9,898,290,080.15
5. Step 5: Solve for x
   x = 9,898,290,080.15/113,498.06
6. Step 6: Final answer
   x = 87,211.09