Finding the Fourth Proportional to 155,760.38, 233,660.01 and 60,978.32

Step by Step Solution

1. Step 1: Write the proportion equation
   155,760.38 : 233,660.01 = 60,978.32 : x
2. Step 2: Convert to fraction form
   155,760.38/233,660.01 = 60,978.32/x
3. Step 3: Cross multiply
   155,760.38x = 233,660.01 × 60,978.32
4. Step 4: Simplify right side
   155,760.38x = 14,248,194,860.98
5. Step 5: Solve for x
   x = 14,248,194,860.98/155,760.38
6. Step 6: Final answer
   x = 91,475.09