Finding the Fourth Proportional to 2,090,266.56, 2,884,662.72 and 1,230,863.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090,266.56 : 2,884,662.72 = 1,230,863.04 : x
2. Step 2: Convert to fraction form
   2,090,266.56/2,884,662.72 = 1,230,863.04/x
3. Step 3: Cross multiply
   2,090,266.56x = 2,884,662.72 × 1,230,863.04
4. Step 4: Simplify right side
   2,090,266.56x = 3,550,624,724,913.87
5. Step 5: Solve for x
   x = 3,550,624,724,913.87/2,090,266.56
6. Step 6: Final answer
   x = 1,698,646.86