Finding the Fourth Proportional to 1,867,040.72, 2,801,059.42 and 669,084.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,867,040.72 : 2,801,059.42 = 669,084.12 : x
2. Step 2: Convert to fraction form
   1,867,040.72/2,801,059.42 = 669,084.12/x
3. Step 3: Cross multiply
   1,867,040.72x = 2,801,059.42 × 669,084.12
4. Step 4: Simplify right side
   1,867,040.72x = 1,874,144,377,098.41
5. Step 5: Solve for x
   x = 1,874,144,377,098.41/1,867,040.72
6. Step 6: Final answer
   x = 1,003,804.77