Finding the Third Proportional to 5,561.47 and 11,276.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.47 : 11,276.72 = 11,276.72 : x
2. Step 2: Convert to fraction form
   5,561.47/11,276.72 = 11,276.72/x
3. Step 3: Cross multiply
   5,561.47x = 11,276.72 × 11,276.72
4. Step 4: Simplify right side
   5,561.47x = 127,164,385.77
5. Step 5: Solve for x
   x = 127,164,385.77/5,561.47
6. Step 6: Final answer
   x = 22,865.24