Finding the Third Proportional to 153,379.50 and 328,083

Step by Step Solution

1. Step 1: Write the proportion equation
   153,379.50 : 328,083 = 328,083 : x
2. Step 2: Convert to fraction form
   153,379.50/328,083 = 328,083/x
3. Step 3: Cross multiply
   153,379.50x = 328,083 × 328,083
4. Step 4: Simplify right side
   153,379.50x = 107,638,454,889
5. Step 5: Solve for x
   x = 107,638,454,889/153,379.50
6. Step 6: Final answer
   x = 701,778.63