Finding the Fourth Proportional to 22,442.52, 30,968.85 and 13,011.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,442.52 : 30,968.85 = 13,011.69 : x
2. Step 2: Convert to fraction form
   22,442.52/30,968.85 = 13,011.69/x
3. Step 3: Cross multiply
   22,442.52x = 30,968.85 × 13,011.69
4. Step 4: Simplify right side
   22,442.52x = 402,957,075.86
5. Step 5: Solve for x
   x = 402,957,075.86/22,442.52
6. Step 6: Final answer
   x = 17,955.07