Finding the Fourth Proportional to 13,148.73, 19,722.56 and 7,301.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,148.73 : 19,722.56 = 7,301.61 : x
2. Step 2: Convert to fraction form
   13,148.73/19,722.56 = 7,301.61/x
3. Step 3: Cross multiply
   13,148.73x = 19,722.56 × 7,301.61
4. Step 4: Simplify right side
   13,148.73x = 144,006,404.81
5. Step 5: Solve for x
   x = 144,006,404.81/13,148.73
6. Step 6: Final answer
   x = 10,952.12