Finding the Fourth Proportional to 2,667,689.16, 3,681,876.24 and 1,580,572.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667,689.16 : 3,681,876.24 = 1,580,572.80 : x
2. Step 2: Convert to fraction form
   2,667,689.16/3,681,876.24 = 1,580,572.80/x
3. Step 3: Cross multiply
   2,667,689.16x = 3,681,876.24 × 1,580,572.80
4. Step 4: Simplify right side
   2,667,689.16x = 5,819,473,437,910.27
5. Step 5: Solve for x
   x = 5,819,473,437,910.27/2,667,689.16
6. Step 6: Final answer
   x = 2,181,466.09