Finding the Fourth Proportional to 22,847.86, 31,532.98 and 12,776.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,847.86 : 31,532.98 = 12,776.86 : x
2. Step 2: Convert to fraction form
   22,847.86/31,532.98 = 12,776.86/x
3. Step 3: Cross multiply
   22,847.86x = 31,532.98 × 12,776.86
4. Step 4: Simplify right side
   22,847.86x = 402,892,502.27
5. Step 5: Solve for x
   x = 402,892,502.27/22,847.86
6. Step 6: Final answer
   x = 17,633.71