Finding the Fourth Proportional to 131,770.95, 181,843.98 and 71,341.61

Step by Step Solution

1. Step 1: Write the proportion equation
   131,770.95 : 181,843.98 = 71,341.61 : x
2. Step 2: Convert to fraction form
   131,770.95/181,843.98 = 71,341.61/x
3. Step 3: Cross multiply
   131,770.95x = 181,843.98 × 71,341.61
4. Step 4: Simplify right side
   131,770.95x = 12,973,041,392.79
5. Step 5: Solve for x
   x = 12,973,041,392.79/131,770.95
6. Step 6: Final answer
   x = 98,451.45