Finding the Third Proportional to 584,308.50 and 913,368

Step by Step Solution

1. Step 1: Write the proportion equation
   584,308.50 : 913,368 = 913,368 : x
2. Step 2: Convert to fraction form
   584,308.50/913,368 = 913,368/x
3. Step 3: Cross multiply
   584,308.50x = 913,368 × 913,368
4. Step 4: Simplify right side
   584,308.50x = 834,241,103,424
5. Step 5: Solve for x
   x = 834,241,103,424/584,308.50
6. Step 6: Final answer
   x = 1,427,740.83