Finding the Third Proportional to 615,538.50 and 945,543

Step by Step Solution

1. Step 1: Write the proportion equation
   615,538.50 : 945,543 = 945,543 : x
2. Step 2: Convert to fraction form
   615,538.50/945,543 = 945,543/x
3. Step 3: Cross multiply
   615,538.50x = 945,543 × 945,543
4. Step 4: Simplify right side
   615,538.50x = 894,051,564,849
5. Step 5: Solve for x
   x = 894,051,564,849/615,538.50
6. Step 6: Final answer
   x = 1,452,470.58