Finding the Fourth Proportional to 69,702.10, 96,188.63 and 37,870.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,702.10 : 96,188.63 = 37,870.72 : x
2. Step 2: Convert to fraction form
   69,702.10/96,188.63 = 37,870.72/x
3. Step 3: Cross multiply
   69,702.10x = 96,188.63 × 37,870.72
4. Step 4: Simplify right side
   69,702.10x = 3,642,732,673.91
5. Step 5: Solve for x
   x = 3,642,732,673.91/69,702.10
6. Step 6: Final answer
   x = 52,261.45