Finding the Fourth Proportional to 10,880.48, 14,902.58 and 10,242.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,880.48 : 14,902.58 = 10,242.16 : x
2. Step 2: Convert to fraction form
   10,880.48/14,902.58 = 10,242.16/x
3. Step 3: Cross multiply
   10,880.48x = 14,902.58 × 10,242.16
4. Step 4: Simplify right side
   10,880.48x = 152,634,608.77
5. Step 5: Solve for x
   x = 152,634,608.77/10,880.48
6. Step 6: Final answer
   x = 14,028.30