Finding the Third Proportional to 659,052 and 1,438,389

Step by Step Solution

1. Step 1: Write the proportion equation
   659,052 : 1,438,389 = 1,438,389 : x
2. Step 2: Convert to fraction form
   659,052/1,438,389 = 1,438,389/x
3. Step 3: Cross multiply
   659,052x = 1,438,389 × 1,438,389
4. Step 4: Simplify right side
   659,052x = 2,068,962,915,321
5. Step 5: Solve for x
   x = 2,068,962,915,321/659,052
6. Step 6: Final answer
   x = 3,139,301.47