Finding the Fourth Proportional to 34,981.86, 52,471.82 and 8,686.28

Step by Step Solution

1. Step 1: Write the proportion equation
   34,981.86 : 52,471.82 = 8,686.28 : x
2. Step 2: Convert to fraction form
   34,981.86/52,471.82 = 8,686.28/x
3. Step 3: Cross multiply
   34,981.86x = 52,471.82 × 8,686.28
4. Step 4: Simplify right side
   34,981.86x = 455,784,920.63
5. Step 5: Solve for x
   x = 455,784,920.63/34,981.86
6. Step 6: Final answer
   x = 13,029.18