Finding the Fourth Proportional to 22,845.15, 31,526.20 and 12,773.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,845.15 : 31,526.20 = 12,773.59 : x
2. Step 2: Convert to fraction form
   22,845.15/31,526.20 = 12,773.59/x
3. Step 3: Cross multiply
   22,845.15x = 31,526.20 × 12,773.59
4. Step 4: Simplify right side
   22,845.15x = 402,702,574.02
5. Step 5: Solve for x
   x = 402,702,574.02/22,845.15
6. Step 6: Final answer
   x = 17,627.49