Finding the Fourth Proportional to 113,619.27, 156,787.55 and 62,629.37

Step by Step Solution

1. Step 1: Write the proportion equation
   113,619.27 : 156,787.55 = 62,629.37 : x
2. Step 2: Convert to fraction form
   113,619.27/156,787.55 = 62,629.37/x
3. Step 3: Cross multiply
   113,619.27x = 156,787.55 × 62,629.37
4. Step 4: Simplify right side
   113,619.27x = 9,819,505,480.34
5. Step 5: Solve for x
   x = 9,819,505,480.34/113,619.27
6. Step 6: Final answer
   x = 86,424.65