Finding the Fourth Proportional to 10,875.49, 15,010.34 and 7,099.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,875.49 : 15,010.34 = 7,099.27 : x
2. Step 2: Convert to fraction form
   10,875.49/15,010.34 = 7,099.27/x
3. Step 3: Cross multiply
   10,875.49x = 15,010.34 × 7,099.27
4. Step 4: Simplify right side
   10,875.49x = 106,562,420.96
5. Step 5: Solve for x
   x = 106,562,420.96/10,875.49
6. Step 6: Final answer
   x = 9,798.40