Finding the Third Proportional to 388,083.50 and 848,310

Step by Step Solution

1. Step 1: Write the proportion equation
   388,083.50 : 848,310 = 848,310 : x
2. Step 2: Convert to fraction form
   388,083.50/848,310 = 848,310/x
3. Step 3: Cross multiply
   388,083.50x = 848,310 × 848,310
4. Step 4: Simplify right side
   388,083.50x = 719,629,856,100
5. Step 5: Solve for x
   x = 719,629,856,100/388,083.50
6. Step 6: Final answer
   x = 1,854,317.06