Finding the Third Proportional to 329,484 and 719,384.50

Step by Step Solution

1. Step 1: Write the proportion equation
   329,484 : 719,384.50 = 719,384.50 : x
2. Step 2: Convert to fraction form
   329,484/719,384.50 = 719,384.50/x
3. Step 3: Cross multiply
   329,484x = 719,384.50 × 719,384.50
4. Step 4: Simplify right side
   329,484x = 517,514,058,840.25
5. Step 5: Solve for x
   x = 517,514,058,840.25/329,484
6. Step 6: Final answer
   x = 1,570,680.39