Finding the Fourth Proportional to 58,820.28, 81,171.72 and 31,962.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,820.28 : 81,171.72 = 31,962.28 : x
2. Step 2: Convert to fraction form
   58,820.28/81,171.72 = 31,962.28/x
3. Step 3: Cross multiply
   58,820.28x = 81,171.72 × 31,962.28
4. Step 4: Simplify right side
   58,820.28x = 2,594,433,242.72
5. Step 5: Solve for x
   x = 2,594,433,242.72/58,820.28
6. Step 6: Final answer
   x = 44,107.80