Finding the Fourth Proportional to 2,667,409.43, 3,680,987.81 and 1,521,508.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667,409.43 : 3,680,987.81 = 1,521,508.91 : x
2. Step 2: Convert to fraction form
   2,667,409.43/3,680,987.81 = 1,521,508.91/x
3. Step 3: Cross multiply
   2,667,409.43x = 3,680,987.81 × 1,521,508.91
4. Step 4: Simplify right side
   2,667,409.43x = 5,600,655,724,503.90
5. Step 5: Solve for x
   x = 5,600,655,724,503.90/2,667,409.43
6. Step 6: Final answer
   x = 2,099,661.07