Finding the Third Proportional to 293,536.50 and 637,260

Step by Step Solution

1. Step 1: Write the proportion equation
   293,536.50 : 637,260 = 637,260 : x
2. Step 2: Convert to fraction form
   293,536.50/637,260 = 637,260/x
3. Step 3: Cross multiply
   293,536.50x = 637,260 × 637,260
4. Step 4: Simplify right side
   293,536.50x = 406,100,307,600
5. Step 5: Solve for x
   x = 406,100,307,600/293,536.50
6. Step 6: Final answer
   x = 1,383,474.65