Finding the Fourth Proportional to 13,272.59, 18,315.50 and 7,304.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,272.59 : 18,315.50 = 7,304.83 : x
2. Step 2: Convert to fraction form
   13,272.59/18,315.50 = 7,304.83/x
3. Step 3: Cross multiply
   13,272.59x = 18,315.50 × 7,304.83
4. Step 4: Simplify right side
   13,272.59x = 133,791,531.55
5. Step 5: Solve for x
   x = 133,791,531.55/13,272.59
6. Step 6: Final answer
   x = 10,080.29