Finding the Fourth Proportional to 113,106.34, 156,086.89 and 62,122.38

Step by Step Solution

1. Step 1: Write the proportion equation
   113,106.34 : 156,086.89 = 62,122.38 : x
2. Step 2: Convert to fraction form
   113,106.34/156,086.89 = 62,122.38/x
3. Step 3: Cross multiply
   113,106.34x = 156,086.89 × 62,122.38
4. Step 4: Simplify right side
   113,106.34x = 9,696,489,093.60
5. Step 5: Solve for x
   x = 9,696,489,093.60/113,106.34
6. Step 6: Final answer
   x = 85,728.96