Finding the Third Proportional to 745,456 and 993,184

Step by Step Solution

1. Step 1: Write the proportion equation
   745,456 : 993,184 = 993,184 : x
2. Step 2: Convert to fraction form
   745,456/993,184 = 993,184/x
3. Step 3: Cross multiply
   745,456x = 993,184 × 993,184
4. Step 4: Simplify right side
   745,456x = 986,414,457,856
5. Step 5: Solve for x
   x = 986,414,457,856/745,456
6. Step 6: Final answer
   x = 1,323,236.32