Finding the Fourth Proportional to 113,783.52, 157,020.12 and 62,796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   113,783.52 : 157,020.12 = 62,796.72 : x
2. Step 2: Convert to fraction form
   113,783.52/157,020.12 = 62,796.72/x
3. Step 3: Cross multiply
   113,783.52x = 157,020.12 × 62,796.72
4. Step 4: Simplify right side
   113,783.52x = 9,860,348,510.01
5. Step 5: Solve for x
   x = 9,860,348,510.01/113,783.52
6. Step 6: Final answer
   x = 86,658.85