Finding the Fourth Proportional to 69,638.92, 96,101.61 and 37,807.81

Step by Step Solution

1. Step 1: Write the proportion equation
   69,638.92 : 96,101.61 = 37,807.81 : x
2. Step 2: Convert to fraction form
   69,638.92/96,101.61 = 37,807.81/x
3. Step 3: Cross multiply
   69,638.92x = 96,101.61 × 37,807.81
4. Step 4: Simplify right side
   69,638.92x = 3,633,391,411.57
5. Step 5: Solve for x
   x = 3,633,391,411.57/69,638.92
6. Step 6: Final answer
   x = 52,174.72