Finding the Fourth Proportional to 64,981.59, 89,675.16 and 37,390.37

Step by Step Solution

1. Step 1: Write the proportion equation
   64,981.59 : 89,675.16 = 37,390.37 : x
2. Step 2: Convert to fraction form
   64,981.59/89,675.16 = 37,390.37/x
3. Step 3: Cross multiply
   64,981.59x = 89,675.16 × 37,390.37
4. Step 4: Simplify right side
   64,981.59x = 3,352,986,963.83
5. Step 5: Solve for x
   x = 3,352,986,963.83/64,981.59
6. Step 6: Final answer
   x = 51,599.03