Finding the Fourth Proportional to 10,293.22, 15,440.78 and 4,748.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,293.22 : 15,440.78 = 4,748.10 : x
2. Step 2: Convert to fraction form
   10,293.22/15,440.78 = 4,748.10/x
3. Step 3: Cross multiply
   10,293.22x = 15,440.78 × 4,748.10
4. Step 4: Simplify right side
   10,293.22x = 73,314,367.52
5. Step 5: Solve for x
   x = 73,314,367.52/10,293.22
6. Step 6: Final answer
   x = 7,122.59