Finding the Fourth Proportional to 131,498.82, 181,471.62 and 79,816.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,498.82 : 181,471.62 = 79,816.50 : x
2. Step 2: Convert to fraction form
   131,498.82/181,471.62 = 79,816.50/x
3. Step 3: Cross multiply
   131,498.82x = 181,471.62 × 79,816.50
4. Step 4: Simplify right side
   131,498.82x = 14,484,429,557.73
5. Step 5: Solve for x
   x = 14,484,429,557.73/131,498.82
6. Step 6: Final answer
   x = 110,148.74