Finding the Third Proportional to 329,703.75 and 514,242

Step by Step Solution

1. Step 1: Write the proportion equation
   329,703.75 : 514,242 = 514,242 : x
2. Step 2: Convert to fraction form
   329,703.75/514,242 = 514,242/x
3. Step 3: Cross multiply
   329,703.75x = 514,242 × 514,242
4. Step 4: Simplify right side
   329,703.75x = 264,444,834,564
5. Step 5: Solve for x
   x = 264,444,834,564/329,703.75
6. Step 6: Final answer
   x = 802,068.02