Finding the Fourth Proportional to 1,867,167.30, 2,608,435.50 and 1,867,167.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,867,167.30 : 2,608,435.50 = 1,867,167.30 : x
2. Step 2: Convert to fraction form
   1,867,167.30/2,608,435.50 = 1,867,167.30/x
3. Step 3: Cross multiply
   1,867,167.30x = 2,608,435.50 × 1,867,167.30
4. Step 4: Simplify right side
   1,867,167.30x = 4,870,385,469,759.15
5. Step 5: Solve for x
   x = 4,870,385,469,759.15/1,867,167.30
6. Step 6: Final answer
   x = 2,608,435.50