Finding the Fourth Proportional to 119,148.79, 164,426.46 and 65,434.92

Step by Step Solution

1. Step 1: Write the proportion equation
   119,148.79 : 164,426.46 = 65,434.92 : x
2. Step 2: Convert to fraction form
   119,148.79/164,426.46 = 65,434.92/x
3. Step 3: Cross multiply
   119,148.79x = 164,426.46 × 65,434.92
4. Step 4: Simplify right side
   119,148.79x = 10,759,232,871.01
5. Step 5: Solve for x
   x = 10,759,232,871.01/119,148.79
6. Step 6: Final answer
   x = 90,300.82