Finding the Third Proportional to 740,046 and 1,618,494

Step by Step Solution

1. Step 1: Write the proportion equation
   740,046 : 1,618,494 = 1,618,494 : x
2. Step 2: Convert to fraction form
   740,046/1,618,494 = 1,618,494/x
3. Step 3: Cross multiply
   740,046x = 1,618,494 × 1,618,494
4. Step 4: Simplify right side
   740,046x = 2,619,522,828,036
5. Step 5: Solve for x
   x = 2,619,522,828,036/740,046
6. Step 6: Final answer
   x = 3,539,675.68