Finding the Third Proportional to 659,968,132 and 1,374,141,032

Step by Step Solution

1. Step 1: Write the proportion equation
   659,968,132 : 1,374,141,032 = 1,374,141,032 : x
2. Step 2: Convert to fraction form
   659,968,132/1,374,141,032 = 1,374,141,032/x
3. Step 3: Cross multiply
   659,968,132x = 1,374,141,032 × 1,374,141,032
4. Step 4: Simplify right side
   659,968,132x = 1,888,263,575,826,024,960
5. Step 5: Solve for x
   x = 1,888,263,575,826,024,960/659,968,132
6. Step 6: Final answer
   x = 2,861,143,567.80