Finding the Third Proportional to 444,031.88 and 688,798.69

Step by Step Solution

1. Step 1: Write the proportion equation
   444,031.88 : 688,798.69 = 688,798.69 : x
2. Step 2: Convert to fraction form
   444,031.88/688,798.69 = 688,798.69/x
3. Step 3: Cross multiply
   444,031.88x = 688,798.69 × 688,798.69
4. Step 4: Simplify right side
   444,031.88x = 474,443,631,901.72
5. Step 5: Solve for x
   x = 474,443,631,901.72/444,031.88
6. Step 6: Final answer
   x = 1,068,490.03