Finding the Third Proportional to 351,031.50 and 729,054

Step by Step Solution

1. Step 1: Write the proportion equation
   351,031.50 : 729,054 = 729,054 : x
2. Step 2: Convert to fraction form
   351,031.50/729,054 = 729,054/x
3. Step 3: Cross multiply
   351,031.50x = 729,054 × 729,054
4. Step 4: Simplify right side
   351,031.50x = 531,519,734,916
5. Step 5: Solve for x
   x = 531,519,734,916/351,031.50
6. Step 6: Final answer
   x = 1,514,165.35