Finding the Fourth Proportional to 22,034.34, 30,407.31 and 12,602.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,034.34 : 30,407.31 = 12,602.88 : x
2. Step 2: Convert to fraction form
   22,034.34/30,407.31 = 12,602.88/x
3. Step 3: Cross multiply
   22,034.34x = 30,407.31 × 12,602.88
4. Step 4: Simplify right side
   22,034.34x = 383,219,679.05
5. Step 5: Solve for x
   x = 383,219,679.05/22,034.34
6. Step 6: Final answer
   x = 17,391.93