Finding the Fourth Proportional to 64,689.83, 89,271.82 and 36,395.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,689.83 : 89,271.82 = 36,395.52 : x
2. Step 2: Convert to fraction form
   64,689.83/89,271.82 = 36,395.52/x
3. Step 3: Cross multiply
   64,689.83x = 89,271.82 × 36,395.52
4. Step 4: Simplify right side
   64,689.83x = 3,249,094,310.25
5. Step 5: Solve for x
   x = 3,249,094,310.25/64,689.83
6. Step 6: Final answer
   x = 50,225.74