Finding the Fourth Proportional to 8,748.10, 12,070.21 and 5,344.23

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.10 : 12,070.21 = 5,344.23 : x
2. Step 2: Convert to fraction form
   8,748.10/12,070.21 = 5,344.23/x
3. Step 3: Cross multiply
   8,748.10x = 12,070.21 × 5,344.23
4. Step 4: Simplify right side
   8,748.10x = 64,505,978.39
5. Step 5: Solve for x
   x = 64,505,978.39/8,748.10
6. Step 6: Final answer
   x = 7,373.71