Finding the Third Proportional to 1,749,789 and 3,639,254

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749,789 : 3,639,254 = 3,639,254 : x
2. Step 2: Convert to fraction form
   1,749,789/3,639,254 = 3,639,254/x
3. Step 3: Cross multiply
   1,749,789x = 3,639,254 × 3,639,254
4. Step 4: Simplify right side
   1,749,789x = 13,244,169,676,516
5. Step 5: Solve for x
   x = 13,244,169,676,516/1,749,789
6. Step 6: Final answer
   x = 7,569,009.56