Finding the Third Proportional to 572,557.50 and 886,995

Step by Step Solution

1. Step 1: Write the proportion equation
   572,557.50 : 886,995 = 886,995 : x
2. Step 2: Convert to fraction form
   572,557.50/886,995 = 886,995/x
3. Step 3: Cross multiply
   572,557.50x = 886,995 × 886,995
4. Step 4: Simplify right side
   572,557.50x = 786,760,130,025
5. Step 5: Solve for x
   x = 786,760,130,025/572,557.50
6. Step 6: Final answer
   x = 1,374,115.49