Finding the Fourth Proportional to 129,561.27, 194,445.59 and 67,249.59

Step by Step Solution

1. Step 1: Write the proportion equation
   129,561.27 : 194,445.59 = 67,249.59 : x
2. Step 2: Convert to fraction form
   129,561.27/194,445.59 = 67,249.59/x
3. Step 3: Cross multiply
   129,561.27x = 194,445.59 × 67,249.59
4. Step 4: Simplify right side
   129,561.27x = 13,076,385,868.56
5. Step 5: Solve for x
   x = 13,076,385,868.56/129,561.27
6. Step 6: Final answer
   x = 100,928.20