Finding the Fourth Proportional to 103,061.28, 154,614.12 and 31,982.52

Step by Step Solution

1. Step 1: Write the proportion equation
   103,061.28 : 154,614.12 = 31,982.52 : x
2. Step 2: Convert to fraction form
   103,061.28/154,614.12 = 31,982.52/x
3. Step 3: Cross multiply
   103,061.28x = 154,614.12 × 31,982.52
4. Step 4: Simplify right side
   103,061.28x = 4,944,949,185.18
5. Step 5: Solve for x
   x = 4,944,949,185.18/103,061.28
6. Step 6: Final answer
   x = 47,980.67