Finding the Fourth Proportional to 2,209,179.96, 3,314,729.18 and 1,199,015.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,179.96 : 3,314,729.18 = 1,199,015.60 : x
2. Step 2: Convert to fraction form
   2,209,179.96/3,314,729.18 = 1,199,015.60/x
3. Step 3: Cross multiply
   2,209,179.96x = 3,314,729.18 × 1,199,015.60
4. Step 4: Simplify right side
   2,209,179.96x = 3,974,411,983,019.10
5. Step 5: Solve for x
   x = 3,974,411,983,019.10/2,209,179.96
6. Step 6: Final answer
   x = 1,799,044.01