Finding the Fourth Proportional to 58,732.49, 81,050.90 and 31,875.02

Step by Step Solution

1. Step 1: Write the proportion equation
   58,732.49 : 81,050.90 = 31,875.02 : x
2. Step 2: Convert to fraction form
   58,732.49/81,050.90 = 31,875.02/x
3. Step 3: Cross multiply
   58,732.49x = 81,050.90 × 31,875.02
4. Step 4: Simplify right side
   58,732.49x = 2,583,499,066.77
5. Step 5: Solve for x
   x = 2,583,499,066.77/58,732.49
6. Step 6: Final answer
   x = 43,987.56