Finding the Third Proportional to 597,081.38 and 878,004.56

Step by Step Solution

1. Step 1: Write the proportion equation
   597,081.38 : 878,004.56 = 878,004.56 : x
2. Step 2: Convert to fraction form
   597,081.38/878,004.56 = 878,004.56/x
3. Step 3: Cross multiply
   597,081.38x = 878,004.56 × 878,004.56
4. Step 4: Simplify right side
   597,081.38x = 770,892,011,770.82
5. Step 5: Solve for x
   x = 770,892,011,770.82/597,081.38
6. Step 6: Final answer
   x = 1,291,100.42