Finding the Fourth Proportional to 39,513.30, 54,527.83 and 22,518.56

Step by Step Solution

1. Step 1: Write the proportion equation
   39,513.30 : 54,527.83 = 22,518.56 : x
2. Step 2: Convert to fraction form
   39,513.30/54,527.83 = 22,518.56/x
3. Step 3: Cross multiply
   39,513.30x = 54,527.83 × 22,518.56
4. Step 4: Simplify right side
   39,513.30x = 1,227,887,938.89
5. Step 5: Solve for x
   x = 1,227,887,938.89/39,513.30
6. Step 6: Final answer
   x = 31,075.31