Finding the Third Proportional to 699,397,375.50 and 1,530,201,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   699,397,375.50 : 1,530,201,847.50 = 1,530,201,847.50 : x
2. Step 2: Convert to fraction form
   699,397,375.50/1,530,201,847.50 = 1,530,201,847.50/x
3. Step 3: Cross multiply
   699,397,375.50x = 1,530,201,847.50 × 1,530,201,847.50
4. Step 4: Simplify right side
   699,397,375.50x = 2,341,517,694,092,413,440
5. Step 5: Solve for x
   x = 2,341,517,694,092,413,440/699,397,375.50
6. Step 6: Final answer
   x = 3,347,907,464.51