Finding the Fourth Proportional to 13,265.02, 18,301.35 and 7,672.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,265.02 : 18,301.35 = 7,672.06 : x
2. Step 2: Convert to fraction form
   13,265.02/18,301.35 = 7,672.06/x
3. Step 3: Cross multiply
   13,265.02x = 18,301.35 × 7,672.06
4. Step 4: Simplify right side
   13,265.02x = 140,409,055.28
5. Step 5: Solve for x
   x = 140,409,055.28/13,265.02
6. Step 6: Final answer
   x = 10,584.91