Finding the Fourth Proportional to 77,924.56, 107,536.38 and 42,114.48

Step by Step Solution

1. Step 1: Write the proportion equation
   77,924.56 : 107,536.38 = 42,114.48 : x
2. Step 2: Convert to fraction form
   77,924.56/107,536.38 = 42,114.48/x
3. Step 3: Cross multiply
   77,924.56x = 107,536.38 × 42,114.48
4. Step 4: Simplify right side
   77,924.56x = 4,528,838,724.78
5. Step 5: Solve for x
   x = 4,528,838,724.78/77,924.56
6. Step 6: Final answer
   x = 58,118.25