Finding the Fourth Proportional to 8,748.30, 12,076.74 and 5,606.28

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.30 : 12,076.74 = 5,606.28 : x
2. Step 2: Convert to fraction form
   8,748.30/12,076.74 = 5,606.28/x
3. Step 3: Cross multiply
   8,748.30x = 12,076.74 × 5,606.28
4. Step 4: Simplify right side
   8,748.30x = 67,705,585.93
5. Step 5: Solve for x
   x = 67,705,585.93/8,748.30
6. Step 6: Final answer
   x = 7,739.28