Finding the Fourth Proportional to 22,961.27, 34,409.01 and 13,080.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,961.27 : 34,409.01 = 13,080.15 : x
2. Step 2: Convert to fraction form
   22,961.27/34,409.01 = 13,080.15/x
3. Step 3: Cross multiply
   22,961.27x = 34,409.01 × 13,080.15
4. Step 4: Simplify right side
   22,961.27x = 450,075,012.15
5. Step 5: Solve for x
   x = 450,075,012.15/22,961.27
6. Step 6: Final answer
   x = 19,601.49