Finding the Fourth Proportional to 215,773.84, 323,660.31 and 58,002.31

Step by Step Solution

1. Step 1: Write the proportion equation
   215,773.84 : 323,660.31 = 58,002.31 : x
2. Step 2: Convert to fraction form
   215,773.84/323,660.31 = 58,002.31/x
3. Step 3: Cross multiply
   215,773.84x = 323,660.31 × 58,002.31
4. Step 4: Simplify right side
   215,773.84x = 18,773,045,635.32
5. Step 5: Solve for x
   x = 18,773,045,635.32/215,773.84
6. Step 6: Final answer
   x = 87,003.34