Finding the Fourth Proportional to 108,331.50, 149,499.52 and 60,590.10

Step by Step Solution

1. Step 1: Write the proportion equation
   108,331.50 : 149,499.52 = 60,590.10 : x
2. Step 2: Convert to fraction form
   108,331.50/149,499.52 = 60,590.10/x
3. Step 3: Cross multiply
   108,331.50x = 149,499.52 × 60,590.10
4. Step 4: Simplify right side
   108,331.50x = 9,058,190,866.75
5. Step 5: Solve for x
   x = 9,058,190,866.75/108,331.50
6. Step 6: Final answer
   x = 83,615.48