Finding the Fourth Proportional to 113,638.74, 156,822.51 and 62,653.27

Step by Step Solution

1. Step 1: Write the proportion equation
   113,638.74 : 156,822.51 = 62,653.27 : x
2. Step 2: Convert to fraction form
   113,638.74/156,822.51 = 62,653.27/x
3. Step 3: Cross multiply
   113,638.74x = 156,822.51 × 62,653.27
4. Step 4: Simplify right side
   113,638.74x = 9,825,443,061.11
5. Step 5: Solve for x
   x = 9,825,443,061.11/113,638.74
6. Step 6: Final answer
   x = 86,462.09