Finding the Third Proportional to 71,118 and 144,281.25

Step by Step Solution

1. Step 1: Write the proportion equation
   71,118 : 144,281.25 = 144,281.25 : x
2. Step 2: Convert to fraction form
   71,118/144,281.25 = 144,281.25/x
3. Step 3: Cross multiply
   71,118x = 144,281.25 × 144,281.25
4. Step 4: Simplify right side
   71,118x = 20,817,079,101.56
5. Step 5: Solve for x
   x = 20,817,079,101.56/71,118
6. Step 6: Final answer
   x = 292,711.82