Finding the Fourth Proportional to 22,834.22, 31,510.58 and 12,762.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,834.22 : 31,510.58 = 12,762.69 : x
2. Step 2: Convert to fraction form
   22,834.22/31,510.58 = 12,762.69/x
3. Step 3: Cross multiply
   22,834.22x = 31,510.58 × 12,762.69
4. Step 4: Simplify right side
   22,834.22x = 402,159,700.45
5. Step 5: Solve for x
   x = 402,159,700.45/22,834.22
6. Step 6: Final answer
   x = 17,612.15