Finding the Fourth Proportional to 22,544.00, 31,111.01 and 12,985.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,544.00 : 31,111.01 = 12,985.56 : x
2. Step 2: Convert to fraction form
   22,544.00/31,111.01 = 12,985.56/x
3. Step 3: Cross multiply
   22,544.00x = 31,111.01 × 12,985.56
4. Step 4: Simplify right side
   22,544.00x = 403,993,870.78
5. Step 5: Solve for x
   x = 403,993,870.78/22,544.00
6. Step 6: Final answer
   x = 17,920.24