Finding the Fourth Proportional to 155,411.42, 233,129.90 and 65,480.16

Step by Step Solution

1. Step 1: Write the proportion equation
   155,411.42 : 233,129.90 = 65,480.16 : x
2. Step 2: Convert to fraction form
   155,411.42/233,129.90 = 65,480.16/x
3. Step 3: Cross multiply
   155,411.42x = 233,129.90 × 65,480.16
4. Step 4: Simplify right side
   155,411.42x = 15,265,383,152.78
5. Step 5: Solve for x
   x = 15,265,383,152.78/155,411.42
6. Step 6: Final answer
   x = 98,225.62