Finding the Fourth Proportional to 57,111.27, 78,849.33 and 36,701.61

Step by Step Solution

1. Step 1: Write the proportion equation
   57,111.27 : 78,849.33 = 36,701.61 : x
2. Step 2: Convert to fraction form
   57,111.27/78,849.33 = 36,701.61/x
3. Step 3: Cross multiply
   57,111.27x = 78,849.33 × 36,701.61
4. Step 4: Simplify right side
   57,111.27x = 2,893,897,358.42
5. Step 5: Solve for x
   x = 2,893,897,358.42/57,111.27
6. Step 6: Final answer
   x = 50,671.21