Finding the Third Proportional to 404,309,110 and 621,068,248

Step by Step Solution

1. Step 1: Write the proportion equation
   404,309,110 : 621,068,248 = 621,068,248 : x
2. Step 2: Convert to fraction form
   404,309,110/621,068,248 = 621,068,248/x
3. Step 3: Cross multiply
   404,309,110x = 621,068,248 × 621,068,248
4. Step 4: Simplify right side
   404,309,110x = 385,725,768,673,789,504
5. Step 5: Solve for x
   x = 385,725,768,673,789,504/404,309,110
6. Step 6: Final answer
   x = 954,036,797.92