Finding the Third Proportional to 757,573.50 and 1,683,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   757,573.50 : 1,683,307.50 = 1,683,307.50 : x
2. Step 2: Convert to fraction form
   757,573.50/1,683,307.50 = 1,683,307.50/x
3. Step 3: Cross multiply
   757,573.50x = 1,683,307.50 × 1,683,307.50
4. Step 4: Simplify right side
   757,573.50x = 2,833,524,139,556.25
5. Step 5: Solve for x
   x = 2,833,524,139,556.25/757,573.50
6. Step 6: Final answer
   x = 3,740,263.01