Finding the Fourth Proportional to 69,702.21, 96,186.15 and 37,870.29

Step by Step Solution

1. Step 1: Write the proportion equation
   69,702.21 : 96,186.15 = 37,870.29 : x
2. Step 2: Convert to fraction form
   69,702.21/96,186.15 = 37,870.29/x
3. Step 3: Cross multiply
   69,702.21x = 96,186.15 × 37,870.29
4. Step 4: Simplify right side
   69,702.21x = 3,642,597,394.48
5. Step 5: Solve for x
   x = 3,642,597,394.48/69,702.21
6. Step 6: Final answer
   x = 52,259.42