Finding the Fourth Proportional to 88,019.83, 121,463.98 and 47,732.86

Step by Step Solution

1. Step 1: Write the proportion equation
   88,019.83 : 121,463.98 = 47,732.86 : x
2. Step 2: Convert to fraction form
   88,019.83/121,463.98 = 47,732.86/x
3. Step 3: Cross multiply
   88,019.83x = 121,463.98 × 47,732.86
4. Step 4: Simplify right side
   88,019.83x = 5,797,823,152.38
5. Step 5: Solve for x
   x = 5,797,823,152.38/88,019.83
6. Step 6: Final answer
   x = 65,869.51