Finding the Third Proportional to 2,499,991.50 and 3,539,790

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,991.50 : 3,539,790 = 3,539,790 : x
2. Step 2: Convert to fraction form
   2,499,991.50/3,539,790 = 3,539,790/x
3. Step 3: Cross multiply
   2,499,991.50x = 3,539,790 × 3,539,790
4. Step 4: Simplify right side
   2,499,991.50x = 12,530,113,244,100
5. Step 5: Solve for x
   x = 12,530,113,244,100/2,499,991.50
6. Step 6: Final answer
   x = 5,012,062.34