Finding the Fourth Proportional to 13,045.32, 18,002.43 and 7,076.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,045.32 : 18,002.43 = 7,076.82 : x
2. Step 2: Convert to fraction form
   13,045.32/18,002.43 = 7,076.82/x
3. Step 3: Cross multiply
   13,045.32x = 18,002.43 × 7,076.82
4. Step 4: Simplify right side
   13,045.32x = 127,399,956.67
5. Step 5: Solve for x
   x = 127,399,956.67/13,045.32
6. Step 6: Final answer
   x = 9,765.95