Finding the Third Proportional to 148,751,116 and 321,403,954

Step by Step Solution

1. Step 1: Write the proportion equation
   148,751,116 : 321,403,954 = 321,403,954 : x
2. Step 2: Convert to fraction form
   148,751,116/321,403,954 = 321,403,954/x
3. Step 3: Cross multiply
   148,751,116x = 321,403,954 × 321,403,954
4. Step 4: Simplify right side
   148,751,116x = 103,300,501,646,834,112
5. Step 5: Solve for x
   x = 103,300,501,646,834,112/148,751,116
6. Step 6: Final answer
   x = 694,451,943.79