Finding the Third Proportional to 1,157,628 and 1,780,182

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157,628 : 1,780,182 = 1,780,182 : x
2. Step 2: Convert to fraction form
   1,157,628/1,780,182 = 1,780,182/x
3. Step 3: Cross multiply
   1,157,628x = 1,780,182 × 1,780,182
4. Step 4: Simplify right side
   1,157,628x = 3,169,047,953,124
5. Step 5: Solve for x
   x = 3,169,047,953,124/1,157,628
6. Step 6: Final answer
   x = 2,737,535.68