Finding the Fourth Proportional to 10,048, 15,070.38 and 7,117.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,048 : 15,070.38 = 7,117.42 : x
2. Step 2: Convert to fraction form
   10,048/15,070.38 = 7,117.42/x
3. Step 3: Cross multiply
   10,048x = 15,070.38 × 7,117.42
4. Step 4: Simplify right side
   10,048x = 107,262,224.02
5. Step 5: Solve for x
   x = 107,262,224.02/10,048
6. Step 6: Final answer
   x = 10,674.98