Finding the Fourth Proportional to 22,829.78, 31,501.08 and 12,755.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,829.78 : 31,501.08 = 12,755.00 : x
2. Step 2: Convert to fraction form
   22,829.78/31,501.08 = 12,755.00/x
3. Step 3: Cross multiply
   22,829.78x = 31,501.08 × 12,755.00
4. Step 4: Simplify right side
   22,829.78x = 401,796,117.89
5. Step 5: Solve for x
   x = 401,796,117.89/22,829.78
6. Step 6: Final answer
   x = 17,599.65