Finding the Fourth Proportional to 28,222.71, 42,353.51 and 9,754.71

Step by Step Solution

1. Step 1: Write the proportion equation
   28,222.71 : 42,353.51 = 9,754.71 : x
2. Step 2: Convert to fraction form
   28,222.71/42,353.51 = 9,754.71/x
3. Step 3: Cross multiply
   28,222.71x = 42,353.51 × 9,754.71
4. Step 4: Simplify right side
   28,222.71x = 413,146,158.76
5. Step 5: Solve for x
   x = 413,146,158.76/28,222.71
6. Step 6: Final answer
   x = 14,638.78