Finding the Fourth Proportional to 12,760.32, 19,025.88 and 12,273.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,760.32 : 19,025.88 = 12,273.12 : x
2. Step 2: Convert to fraction form
   12,760.32/19,025.88 = 12,273.12/x
3. Step 3: Cross multiply
   12,760.32x = 19,025.88 × 12,273.12
4. Step 4: Simplify right side
   12,760.32x = 233,506,908.35
5. Step 5: Solve for x
   x = 233,506,908.35/12,760.32
6. Step 6: Final answer
   x = 18,299.46