Finding the Fourth Proportional to 1,851,993.18, 2,791,870.82 and 1,728,543.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851,993.18 : 2,791,870.82 = 1,728,543.90 : x
2. Step 2: Convert to fraction form
   1,851,993.18/2,791,870.82 = 1,728,543.90/x
3. Step 3: Cross multiply
   1,851,993.18x = 2,791,870.82 × 1,728,543.90
4. Step 4: Simplify right side
   1,851,993.18x = 4,825,871,275,499.00
5. Step 5: Solve for x
   x = 4,825,871,275,499.00/1,851,993.18
6. Step 6: Final answer
   x = 2,605,771.62