Finding the Third Proportional to 388,090.50 and 848,322

Step by Step Solution

1. Step 1: Write the proportion equation
   388,090.50 : 848,322 = 848,322 : x
2. Step 2: Convert to fraction form
   388,090.50/848,322 = 848,322/x
3. Step 3: Cross multiply
   388,090.50x = 848,322 × 848,322
4. Step 4: Simplify right side
   388,090.50x = 719,650,215,684
5. Step 5: Solve for x
   x = 719,650,215,684/388,090.50
6. Step 6: Final answer
   x = 1,854,336.08