Finding the Fourth Proportional to 137,589.50, 206,370.42 and 37,759.74

Step by Step Solution

1. Step 1: Write the proportion equation
   137,589.50 : 206,370.42 = 37,759.74 : x
2. Step 2: Convert to fraction form
   137,589.50/206,370.42 = 37,759.74/x
3. Step 3: Cross multiply
   137,589.50x = 206,370.42 × 37,759.74
4. Step 4: Simplify right side
   137,589.50x = 7,792,493,402.89
5. Step 5: Solve for x
   x = 7,792,493,402.89/137,589.50
6. Step 6: Final answer
   x = 56,635.82