Finding the Third Proportional to 751,644 and 1,163,340

Step by Step Solution

1. Step 1: Write the proportion equation
   751,644 : 1,163,340 = 1,163,340 : x
2. Step 2: Convert to fraction form
   751,644/1,163,340 = 1,163,340/x
3. Step 3: Cross multiply
   751,644x = 1,163,340 × 1,163,340
4. Step 4: Simplify right side
   751,644x = 1,353,359,955,600
5. Step 5: Solve for x
   x = 1,353,359,955,600/751,644
6. Step 6: Final answer
   x = 1,800,533.17