Finding the Third Proportional to 872,325 and 1,178,293.50

Step by Step Solution

1. Step 1: Write the proportion equation
   872,325 : 1,178,293.50 = 1,178,293.50 : x
2. Step 2: Convert to fraction form
   872,325/1,178,293.50 = 1,178,293.50/x
3. Step 3: Cross multiply
   872,325x = 1,178,293.50 × 1,178,293.50
4. Step 4: Simplify right side
   872,325x = 1,388,375,572,142.25
5. Step 5: Solve for x
   x = 1,388,375,572,142.25/872,325
6. Step 6: Final answer
   x = 1,591,580.63