Finding the Fourth Proportional to 22,436.31, 30,962.10 and 12,364.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,436.31 : 30,962.10 = 12,364.72 : x
2. Step 2: Convert to fraction form
   22,436.31/30,962.10 = 12,364.72/x
3. Step 3: Cross multiply
   22,436.31x = 30,962.10 × 12,364.72
4. Step 4: Simplify right side
   22,436.31x = 382,837,596.52
5. Step 5: Solve for x
   x = 382,837,596.52/22,436.31
6. Step 6: Final answer
   x = 17,063.31