Finding the Third Proportional to 745,940 and 1,157,142

Step by Step Solution

1. Step 1: Write the proportion equation
   745,940 : 1,157,142 = 1,157,142 : x
2. Step 2: Convert to fraction form
   745,940/1,157,142 = 1,157,142/x
3. Step 3: Cross multiply
   745,940x = 1,157,142 × 1,157,142
4. Step 4: Simplify right side
   745,940x = 1,338,977,608,164
5. Step 5: Solve for x
   x = 1,338,977,608,164/745,940
6. Step 6: Final answer
   x = 1,795,020.52