Finding the Fourth Proportional to 113,375.50, 156,458.22 and 63,074.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,375.50 : 156,458.22 = 63,074.50 : x
2. Step 2: Convert to fraction form
   113,375.50/156,458.22 = 63,074.50/x
3. Step 3: Cross multiply
   113,375.50x = 156,458.22 × 63,074.50
4. Step 4: Simplify right side
   113,375.50x = 9,868,523,997.39
5. Step 5: Solve for x
   x = 9,868,523,997.39/113,375.50
6. Step 6: Final answer
   x = 87,042.83