Finding the Fourth Proportional to 60,939.34, 90,743.15 and 58,697.32

Step by Step Solution

1. Step 1: Write the proportion equation
   60,939.34 : 90,743.15 = 58,697.32 : x
2. Step 2: Convert to fraction form
   60,939.34/90,743.15 = 58,697.32/x
3. Step 3: Cross multiply
   60,939.34x = 90,743.15 × 58,697.32
4. Step 4: Simplify right side
   60,939.34x = 5,326,379,713.36
5. Step 5: Solve for x
   x = 5,326,379,713.36/60,939.34
6. Step 6: Final answer
   x = 87,404.62