Finding the Fourth Proportional to 115,384.32, 173,235.78 and 79,757.82

Step by Step Solution

1. Step 1: Write the proportion equation
   115,384.32 : 173,235.78 = 79,757.82 : x
2. Step 2: Convert to fraction form
   115,384.32/173,235.78 = 79,757.82/x
3. Step 3: Cross multiply
   115,384.32x = 173,235.78 × 79,757.82
4. Step 4: Simplify right side
   115,384.32x = 13,816,908,158.80
5. Step 5: Solve for x
   x = 13,816,908,158.80/115,384.32
6. Step 6: Final answer
   x = 119,746.84