Finding the Fourth Proportional to 119,456.16, 164,849.52 and 65,745

Step by Step Solution

1. Step 1: Write the proportion equation
   119,456.16 : 164,849.52 = 65,745 : x
2. Step 2: Convert to fraction form
   119,456.16/164,849.52 = 65,745/x
3. Step 3: Cross multiply
   119,456.16x = 164,849.52 × 65,745
4. Step 4: Simplify right side
   119,456.16x = 10,838,031,692.40
5. Step 5: Solve for x
   x = 10,838,031,692.40/119,456.16
6. Step 6: Final answer
   x = 90,728.11