Finding the Fourth Proportional to 25,443.42, 38,152.32 and 14,915.94

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.42 : 38,152.32 = 14,915.94 : x
2. Step 2: Convert to fraction form
   25,443.42/38,152.32 = 14,915.94/x
3. Step 3: Cross multiply
   25,443.42x = 38,152.32 × 14,915.94
4. Step 4: Simplify right side
   25,443.42x = 569,077,715.98
5. Step 5: Solve for x
   x = 569,077,715.98/25,443.42
6. Step 6: Final answer
   x = 22,366.40