Finding the Third Proportional to 742,345 and 1,147,632

Step by Step Solution

1. Step 1: Write the proportion equation
   742,345 : 1,147,632 = 1,147,632 : x
2. Step 2: Convert to fraction form
   742,345/1,147,632 = 1,147,632/x
3. Step 3: Cross multiply
   742,345x = 1,147,632 × 1,147,632
4. Step 4: Simplify right side
   742,345x = 1,317,059,207,424
5. Step 5: Solve for x
   x = 1,317,059,207,424/742,345
6. Step 6: Final answer
   x = 1,774,187.48