Finding the Fourth Proportional to 10,826,152.27, 16,240,720.97 and 3,638,243.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,826,152.27 : 16,240,720.97 = 3,638,243.05 : x
2. Step 2: Convert to fraction form
   10,826,152.27/16,240,720.97 = 3,638,243.05/x
3. Step 3: Cross multiply
   10,826,152.27x = 16,240,720.97 × 3,638,243.05
4. Step 4: Simplify right side
   10,826,152.27x = 59,087,690,177,900.54
5. Step 5: Solve for x
   x = 59,087,690,177,900.54/10,826,152.27
6. Step 6: Final answer
   x = 5,457,866.17