Finding the Third Proportional to 748,340 and 1,641,550

Step by Step Solution

1. Step 1: Write the proportion equation
   748,340 : 1,641,550 = 1,641,550 : x
2. Step 2: Convert to fraction form
   748,340/1,641,550 = 1,641,550/x
3. Step 3: Cross multiply
   748,340x = 1,641,550 × 1,641,550
4. Step 4: Simplify right side
   748,340x = 2,694,686,402,500
5. Step 5: Solve for x
   x = 2,694,686,402,500/748,340
6. Step 6: Final answer
   x = 3,600,885.16