Finding the Fourth Proportional to 22,436.84, 30,962.76 and 13,010.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,436.84 : 30,962.76 = 13,010.78 : x
2. Step 2: Convert to fraction form
   22,436.84/30,962.76 = 13,010.78/x
3. Step 3: Cross multiply
   22,436.84x = 30,962.76 × 13,010.78
4. Step 4: Simplify right side
   22,436.84x = 402,849,658.55
5. Step 5: Solve for x
   x = 402,849,658.55/22,436.84
6. Step 6: Final answer
   x = 17,954.83