Finding the Third Proportional to 350,724 and 760,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   350,724 : 760,468.50 = 760,468.50 : x
2. Step 2: Convert to fraction form
   350,724/760,468.50 = 760,468.50/x
3. Step 3: Cross multiply
   350,724x = 760,468.50 × 760,468.50
4. Step 4: Simplify right side
   350,724x = 578,312,339,492.25
5. Step 5: Solve for x
   x = 578,312,339,492.25/350,724
6. Step 6: Final answer
   x = 1,648,910.08