Finding the Fourth Proportional to 13,073.02, 18,034.77 and 7,764.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,073.02 : 18,034.77 = 7,764.82 : x
2. Step 2: Convert to fraction form
   13,073.02/18,034.77 = 7,764.82/x
3. Step 3: Cross multiply
   13,073.02x = 18,034.77 × 7,764.82
4. Step 4: Simplify right side
   13,073.02x = 140,036,742.79
5. Step 5: Solve for x
   x = 140,036,742.79/13,073.02
6. Step 6: Final answer
   x = 10,711.89