Finding the Fourth Proportional to 109,375.52, 164,000.70 and 65,033.28

Step by Step Solution

1. Step 1: Write the proportion equation
   109,375.52 : 164,000.70 = 65,033.28 : x
2. Step 2: Convert to fraction form
   109,375.52/164,000.70 = 65,033.28/x
3. Step 3: Cross multiply
   109,375.52x = 164,000.70 × 65,033.28
4. Step 4: Simplify right side
   109,375.52x = 10,665,503,443.30
5. Step 5: Solve for x
   x = 10,665,503,443.30/109,375.52
6. Step 6: Final answer
   x = 97,512.72