Finding the Fourth Proportional to 10,791.23, 14,906.03 and 7,428.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,791.23 : 14,906.03 = 7,428.24 : x
2. Step 2: Convert to fraction form
   10,791.23/14,906.03 = 7,428.24/x
3. Step 3: Cross multiply
   10,791.23x = 14,906.03 × 7,428.24
4. Step 4: Simplify right side
   10,791.23x = 110,725,531.15
5. Step 5: Solve for x
   x = 110,725,531.15/10,791.23
6. Step 6: Final answer
   x = 10,260.70