Finding the Fourth Proportional to 67,987.12, 93,821.61 and 37,772.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,987.12 : 93,821.61 = 37,772.50 : x
2. Step 2: Convert to fraction form
   67,987.12/93,821.61 = 37,772.50/x
3. Step 3: Cross multiply
   67,987.12x = 93,821.61 × 37,772.50
4. Step 4: Simplify right side
   67,987.12x = 3,543,876,763.73
5. Step 5: Solve for x
   x = 3,543,876,763.73/67,987.12
6. Step 6: Final answer
   x = 52,125.71