Finding the Fourth Proportional to 115,870.27, 173,665.04 and 49,170.28

Step by Step Solution

1. Step 1: Write the proportion equation
   115,870.27 : 173,665.04 = 49,170.28 : x
2. Step 2: Convert to fraction form
   115,870.27/173,665.04 = 49,170.28/x
3. Step 3: Cross multiply
   115,870.27x = 173,665.04 × 49,170.28
4. Step 4: Simplify right side
   115,870.27x = 8,539,158,643.01
5. Step 5: Solve for x
   x = 8,539,158,643.01/115,870.27
6. Step 6: Final answer
   x = 73,695.86