Finding the Fourth Proportional to 13,271.10, 18,314.42 and 7,302.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,271.10 : 18,314.42 = 7,302.76 : x
2. Step 2: Convert to fraction form
   13,271.10/18,314.42 = 7,302.76/x
3. Step 3: Cross multiply
   13,271.10x = 18,314.42 × 7,302.76
4. Step 4: Simplify right side
   13,271.10x = 133,745,741.77
5. Step 5: Solve for x
   x = 133,745,741.77/13,271.10
6. Step 6: Final answer
   x = 10,077.97