Finding the Third Proportional to 354,853.50 and 756,159

Step by Step Solution

1. Step 1: Write the proportion equation
   354,853.50 : 756,159 = 756,159 : x
2. Step 2: Convert to fraction form
   354,853.50/756,159 = 756,159/x
3. Step 3: Cross multiply
   354,853.50x = 756,159 × 756,159
4. Step 4: Simplify right side
   354,853.50x = 571,776,433,281
5. Step 5: Solve for x
   x = 571,776,433,281/354,853.50
6. Step 6: Final answer
   x = 1,611,302.79