Finding the Fourth Proportional to 64,993.59, 89,687.15 and 37,765.44

Step by Step Solution

1. Step 1: Write the proportion equation
   64,993.59 : 89,687.15 = 37,765.44 : x
2. Step 2: Convert to fraction form
   64,993.59/89,687.15 = 37,765.44/x
3. Step 3: Cross multiply
   64,993.59x = 89,687.15 × 37,765.44
4. Step 4: Simplify right side
   64,993.59x = 3,387,074,634.89
5. Step 5: Solve for x
   x = 3,387,074,634.89/64,993.59
6. Step 6: Final answer
   x = 52,113.98