Finding the Third Proportional to 584,474 and 874,364.75

Step by Step Solution

1. Step 1: Write the proportion equation
   584,474 : 874,364.75 = 874,364.75 : x
2. Step 2: Convert to fraction form
   584,474/874,364.75 = 874,364.75/x
3. Step 3: Cross multiply
   584,474x = 874,364.75 × 874,364.75
4. Step 4: Simplify right side
   584,474x = 764,513,716,042.56
5. Step 5: Solve for x
   x = 764,513,716,042.56/584,474
6. Step 6: Final answer
   x = 1,308,037.17