Finding the Fourth Proportional to 113,683.05, 156,883.59 and 62,697.60

Step by Step Solution

1. Step 1: Write the proportion equation
   113,683.05 : 156,883.59 = 62,697.60 : x
2. Step 2: Convert to fraction form
   113,683.05/156,883.59 = 62,697.60/x
3. Step 3: Cross multiply
   113,683.05x = 156,883.59 × 62,697.60
4. Step 4: Simplify right side
   113,683.05x = 9,836,224,572.38
5. Step 5: Solve for x
   x = 9,836,224,572.38/113,683.05
6. Step 6: Final answer
   x = 86,523.23