Finding the Fourth Proportional to 55,881.52, 77,116.24 and 30,730.48

Step by Step Solution

1. Step 1: Write the proportion equation
   55,881.52 : 77,116.24 = 30,730.48 : x
2. Step 2: Convert to fraction form
   55,881.52/77,116.24 = 30,730.48/x
3. Step 3: Cross multiply
   55,881.52x = 77,116.24 × 30,730.48
4. Step 4: Simplify right side
   55,881.52x = 2,369,819,071.00
5. Step 5: Solve for x
   x = 2,369,819,071.00/55,881.52
6. Step 6: Final answer
   x = 42,407.92