Finding the Fourth Proportional to 12,422.72, 17,152.08 and 10,210.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,422.72 : 17,152.08 = 10,210.88 : x
2. Step 2: Convert to fraction form
   12,422.72/17,152.08 = 10,210.88/x
3. Step 3: Cross multiply
   12,422.72x = 17,152.08 × 10,210.88
4. Step 4: Simplify right side
   12,422.72x = 175,137,830.63
5. Step 5: Solve for x
   x = 175,137,830.63/12,422.72
6. Step 6: Final answer
   x = 14,098.19