Finding the Third Proportional to 395,013.50 and 875,440

Step by Step Solution

1. Step 1: Write the proportion equation
   395,013.50 : 875,440 = 875,440 : x
2. Step 2: Convert to fraction form
   395,013.50/875,440 = 875,440/x
3. Step 3: Cross multiply
   395,013.50x = 875,440 × 875,440
4. Step 4: Simplify right side
   395,013.50x = 766,395,193,600
5. Step 5: Solve for x
   x = 766,395,193,600/395,013.50
6. Step 6: Final answer
   x = 1,940,174.69