Finding the Fourth Proportional to 12,153.98, 16,770.12 and 7,434.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,153.98 : 16,770.12 = 7,434.92 : x
2. Step 2: Convert to fraction form
   12,153.98/16,770.12 = 7,434.92/x
3. Step 3: Cross multiply
   12,153.98x = 16,770.12 × 7,434.92
4. Step 4: Simplify right side
   12,153.98x = 124,684,500.59
5. Step 5: Solve for x
   x = 124,684,500.59/12,153.98
6. Step 6: Final answer
   x = 10,258.74