Finding the Third Proportional to 429,582 and 848,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   429,582 : 848,317.50 = 848,317.50 : x
2. Step 2: Convert to fraction form
   429,582/848,317.50 = 848,317.50/x
3. Step 3: Cross multiply
   429,582x = 848,317.50 × 848,317.50
4. Step 4: Simplify right side
   429,582x = 719,642,580,806.25
5. Step 5: Solve for x
   x = 719,642,580,806.25/429,582
6. Step 6: Final answer
   x = 1,675,215.86