Finding the Fourth Proportional to 85,269.86, 127,904.69 and 29,105.30

Step by Step Solution

1. Step 1: Write the proportion equation
   85,269.86 : 127,904.69 = 29,105.30 : x
2. Step 2: Convert to fraction form
   85,269.86/127,904.69 = 29,105.30/x
3. Step 3: Cross multiply
   85,269.86x = 127,904.69 × 29,105.30
4. Step 4: Simplify right side
   85,269.86x = 3,722,704,766.38
5. Step 5: Solve for x
   x = 3,722,704,766.38/85,269.86
6. Step 6: Final answer
   x = 43,657.92