Finding the Third Proportional to 429,585 and 848,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   429,585 : 848,323.50 = 848,323.50 : x
2. Step 2: Convert to fraction form
   429,585/848,323.50 = 848,323.50/x
3. Step 3: Cross multiply
   429,585x = 848,323.50 × 848,323.50
4. Step 4: Simplify right side
   429,585x = 719,652,760,652.25
5. Step 5: Solve for x
   x = 719,652,760,652.25/429,585
6. Step 6: Final answer
   x = 1,675,227.86