Finding the Third Proportional to 165,648.88 and 363,840

Step by Step Solution

1. Step 1: Write the proportion equation
   165,648.88 : 363,840 = 363,840 : x
2. Step 2: Convert to fraction form
   165,648.88/363,840 = 363,840/x
3. Step 3: Cross multiply
   165,648.88x = 363,840 × 363,840
4. Step 4: Simplify right side
   165,648.88x = 132,379,545,600
5. Step 5: Solve for x
   x = 132,379,545,600/165,648.88
6. Step 6: Final answer
   x = 799,157.53