Finding the Fourth Proportional to 119,168.52, 164,444.16 and 65,457.12

Step by Step Solution

1. Step 1: Write the proportion equation
   119,168.52 : 164,444.16 = 65,457.12 : x
2. Step 2: Convert to fraction form
   119,168.52/164,444.16 = 65,457.12/x
3. Step 3: Cross multiply
   119,168.52x = 164,444.16 × 65,457.12
4. Step 4: Simplify right side
   119,168.52x = 10,764,041,114.42
5. Step 5: Solve for x
   x = 10,764,041,114.42/119,168.52
6. Step 6: Final answer
   x = 90,326.21