Finding the Fourth Proportional to 1,617,091.10, 2,267,245.30 and 1,617,091.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,617,091.10 : 2,267,245.30 = 1,617,091.10 : x
2. Step 2: Convert to fraction form
   1,617,091.10/2,267,245.30 = 1,617,091.10/x
3. Step 3: Cross multiply
   1,617,091.10x = 2,267,245.30 × 1,617,091.10
4. Step 4: Simplify right side
   1,617,091.10x = 3,666,342,196,146.83
5. Step 5: Solve for x
   x = 3,666,342,196,146.83/1,617,091.10
6. Step 6: Final answer
   x = 2,267,245.30