Finding the Fourth Proportional to 55,913.52, 77,160.42 and 30,762.48

Step by Step Solution

1. Step 1: Write the proportion equation
   55,913.52 : 77,160.42 = 30,762.48 : x
2. Step 2: Convert to fraction form
   55,913.52/77,160.42 = 30,762.48/x
3. Step 3: Cross multiply
   55,913.52x = 77,160.42 × 30,762.48
4. Step 4: Simplify right side
   55,913.52x = 2,373,645,877.04
5. Step 5: Solve for x
   x = 2,373,645,877.04/55,913.52
6. Step 6: Final answer
   x = 42,452.09