Finding the Third Proportional to 342,073.50 and 536,608.50

Step by Step Solution

1. Step 1: Write the proportion equation
   342,073.50 : 536,608.50 = 536,608.50 : x
2. Step 2: Convert to fraction form
   342,073.50/536,608.50 = 536,608.50/x
3. Step 3: Cross multiply
   342,073.50x = 536,608.50 × 536,608.50
4. Step 4: Simplify right side
   342,073.50x = 287,948,682,272.25
5. Step 5: Solve for x
   x = 287,948,682,272.25/342,073.50
6. Step 6: Final answer
   x = 841,774.30