Finding the Fourth Proportional to 13,266.59, 18,307.62 and 7,298.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,266.59 : 18,307.62 = 7,298.10 : x
2. Step 2: Convert to fraction form
   13,266.59/18,307.62 = 7,298.10/x
3. Step 3: Cross multiply
   13,266.59x = 18,307.62 × 7,298.10
4. Step 4: Simplify right side
   13,266.59x = 133,610,841.52
5. Step 5: Solve for x
   x = 133,610,841.52/13,266.59
6. Step 6: Final answer
   x = 10,071.23