Finding the Fourth Proportional to 22,849.67, 31,532.33 and 12,778.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,849.67 : 31,532.33 = 12,778.00 : x
2. Step 2: Convert to fraction form
   22,849.67/31,532.33 = 12,778.00/x
3. Step 3: Cross multiply
   22,849.67x = 31,532.33 × 12,778.00
4. Step 4: Simplify right side
   22,849.67x = 402,919,970.02
5. Step 5: Solve for x
   x = 402,919,970.02/22,849.67
6. Step 6: Final answer
   x = 17,633.51