Finding the Fourth Proportional to 13,124.22, 19,654.98 and 7,266.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,124.22 : 19,654.98 = 7,266.30 : x
2. Step 2: Convert to fraction form
   13,124.22/19,654.98 = 7,266.30/x
3. Step 3: Cross multiply
   13,124.22x = 19,654.98 × 7,266.30
4. Step 4: Simplify right side
   13,124.22x = 142,818,981.17
5. Step 5: Solve for x
   x = 142,818,981.17/13,124.22
6. Step 6: Final answer
   x = 10,882.09