Finding the Fourth Proportional to 2,667,761.28, 3,681,167.76 and 1,521,773.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667,761.28 : 3,681,167.76 = 1,521,773.28 : x
2. Step 2: Convert to fraction form
   2,667,761.28/3,681,167.76 = 1,521,773.28/x
3. Step 3: Cross multiply
   2,667,761.28x = 3,681,167.76 × 1,521,773.28
4. Step 4: Simplify right side
   2,667,761.28x = 5,601,902,736,365.45
5. Step 5: Solve for x
   x = 5,601,902,736,365.45/2,667,761.28
6. Step 6: Final answer
   x = 2,099,851.58