Finding the Third Proportional to 404,309,044 and 621,068,152

Step by Step Solution

1. Step 1: Write the proportion equation
   404,309,044 : 621,068,152 = 621,068,152 : x
2. Step 2: Convert to fraction form
   404,309,044/621,068,152 = 621,068,152/x
3. Step 3: Cross multiply
   404,309,044x = 621,068,152 × 621,068,152
4. Step 4: Simplify right side
   404,309,044x = 385,725,649,428,695,104
5. Step 5: Solve for x
   x = 385,725,649,428,695,104/404,309,044
6. Step 6: Final answer
   x = 954,036,658.72