Finding the Fourth Proportional to 71,646.30, 98,805.83 and 48,710.61

Step by Step Solution

1. Step 1: Write the proportion equation
   71,646.30 : 98,805.83 = 48,710.61 : x
2. Step 2: Convert to fraction form
   71,646.30/98,805.83 = 48,710.61/x
3. Step 3: Cross multiply
   71,646.30x = 98,805.83 × 48,710.61
4. Step 4: Simplify right side
   71,646.30x = 4,812,892,007.30
5. Step 5: Solve for x
   x = 4,812,892,007.30/71,646.30
6. Step 6: Final answer
   x = 67,175.72