Finding the Fourth Proportional to 77,326.72, 115,978.56 and 24,730.72

Step by Step Solution

1. Step 1: Write the proportion equation
   77,326.72 : 115,978.56 = 24,730.72 : x
2. Step 2: Convert to fraction form
   77,326.72/115,978.56 = 24,730.72/x
3. Step 3: Cross multiply
   77,326.72x = 115,978.56 × 24,730.72
4. Step 4: Simplify right side
   77,326.72x = 2,868,233,293.36
5. Step 5: Solve for x
   x = 2,868,233,293.36/77,326.72
6. Step 6: Final answer
   x = 37,092.40