Finding the Fourth Proportional to 64,976.52, 89,689.22 and 38,109.22

Step by Step Solution

1. Step 1: Write the proportion equation
   64,976.52 : 89,689.22 = 38,109.22 : x
2. Step 2: Convert to fraction form
   64,976.52/89,689.22 = 38,109.22/x
3. Step 3: Cross multiply
   64,976.52x = 89,689.22 × 38,109.22
4. Step 4: Simplify right side
   64,976.52x = 3,417,986,216.61
5. Step 5: Solve for x
   x = 3,417,986,216.61/64,976.52
6. Step 6: Final answer
   x = 52,603.41