Finding the Fourth Proportional to 82,471.98, 123,710.13 and 47,395.02

Step by Step Solution

1. Step 1: Write the proportion equation
   82,471.98 : 123,710.13 = 47,395.02 : x
2. Step 2: Convert to fraction form
   82,471.98/123,710.13 = 47,395.02/x
3. Step 3: Cross multiply
   82,471.98x = 123,710.13 × 47,395.02
4. Step 4: Simplify right side
   82,471.98x = 5,863,244,085.55
5. Step 5: Solve for x
   x = 5,863,244,085.55/82,471.98
6. Step 6: Final answer
   x = 71,093.77