Finding the Fourth Proportional to 9,052.32, 12,462.34 and 7,872.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,052.32 : 12,462.34 = 7,872.76 : x
2. Step 2: Convert to fraction form
   9,052.32/12,462.34 = 7,872.76/x
3. Step 3: Cross multiply
   9,052.32x = 12,462.34 × 7,872.76
4. Step 4: Simplify right side
   9,052.32x = 98,113,011.86
5. Step 5: Solve for x
   x = 98,113,011.86/9,052.32
6. Step 6: Final answer
   x = 10,838.44