Finding the Fourth Proportional to 113,647.52, 156,834.43 and 62,662.07

Step by Step Solution

1. Step 1: Write the proportion equation
   113,647.52 : 156,834.43 = 62,662.07 : x
2. Step 2: Convert to fraction form
   113,647.52/156,834.43 = 62,662.07/x
3. Step 3: Cross multiply
   113,647.52x = 156,834.43 × 62,662.07
4. Step 4: Simplify right side
   113,647.52x = 9,827,570,266.50
5. Step 5: Solve for x
   x = 9,827,570,266.50/113,647.52
6. Step 6: Final answer
   x = 86,474.13