Finding the Third Proportional to 336,004.50 and 725,442

Step by Step Solution

1. Step 1: Write the proportion equation
   336,004.50 : 725,442 = 725,442 : x
2. Step 2: Convert to fraction form
   336,004.50/725,442 = 725,442/x
3. Step 3: Cross multiply
   336,004.50x = 725,442 × 725,442
4. Step 4: Simplify right side
   336,004.50x = 526,266,095,364
5. Step 5: Solve for x
   x = 526,266,095,364/336,004.50
6. Step 6: Final answer
   x = 1,566,247.16