Finding the Third Proportional to 349,211.50 and 767,006

Step by Step Solution

1. Step 1: Write the proportion equation
   349,211.50 : 767,006 = 767,006 : x
2. Step 2: Convert to fraction form
   349,211.50/767,006 = 767,006/x
3. Step 3: Cross multiply
   349,211.50x = 767,006 × 767,006
4. Step 4: Simplify right side
   349,211.50x = 588,298,204,036
5. Step 5: Solve for x
   x = 588,298,204,036/349,211.50
6. Step 6: Final answer
   x = 1,684,647.28