Finding the Third Proportional to 406,960 and 598,674.50

Step by Step Solution

1. Step 1: Write the proportion equation
   406,960 : 598,674.50 = 598,674.50 : x
2. Step 2: Convert to fraction form
   406,960/598,674.50 = 598,674.50/x
3. Step 3: Cross multiply
   406,960x = 598,674.50 × 598,674.50
4. Step 4: Simplify right side
   406,960x = 358,411,156,950.25
5. Step 5: Solve for x
   x = 358,411,156,950.25/406,960
6. Step 6: Final answer
   x = 880,703.65