Finding the Third Proportional to 915,340 and 1,983,176

Step by Step Solution

1. Step 1: Write the proportion equation
   915,340 : 1,983,176 = 1,983,176 : x
2. Step 2: Convert to fraction form
   915,340/1,983,176 = 1,983,176/x
3. Step 3: Cross multiply
   915,340x = 1,983,176 × 1,983,176
4. Step 4: Simplify right side
   915,340x = 3,932,987,046,976
5. Step 5: Solve for x
   x = 3,932,987,046,976/915,340
6. Step 6: Final answer
   x = 4,296,749.89