Finding the Fourth Proportional to 2,245,211.02, 3,369,945.72 and 1,389,694.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245,211.02 : 3,369,945.72 = 1,389,694.81 : x
2. Step 2: Convert to fraction form
   2,245,211.02/3,369,945.72 = 1,389,694.81/x
3. Step 3: Cross multiply
   2,245,211.02x = 3,369,945.72 × 1,389,694.81
4. Step 4: Simplify right side
   2,245,211.02x = 4,683,196,077,065.71
5. Step 5: Solve for x
   x = 4,683,196,077,065.71/2,245,211.02
6. Step 6: Final answer
   x = 2,085,860.10