Finding the Third Proportional to 613,624 and 1,312,535

Step by Step Solution

1. Step 1: Write the proportion equation
   613,624 : 1,312,535 = 1,312,535 : x
2. Step 2: Convert to fraction form
   613,624/1,312,535 = 1,312,535/x
3. Step 3: Cross multiply
   613,624x = 1,312,535 × 1,312,535
4. Step 4: Simplify right side
   613,624x = 1,722,748,126,225
5. Step 5: Solve for x
   x = 1,722,748,126,225/613,624
6. Step 6: Final answer
   x = 2,807,497.96