Finding the Fourth Proportional to 2,218,667.52, 3,329,889.68 and 871,771.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,667.52 : 3,329,889.68 = 871,771.96 : x
2. Step 2: Convert to fraction form
   2,218,667.52/3,329,889.68 = 871,771.96/x
3. Step 3: Cross multiply
   2,218,667.52x = 3,329,889.68 × 871,771.96
4. Step 4: Simplify right side
   2,218,667.52x = 2,902,904,452,917.37
5. Step 5: Solve for x
   x = 2,902,904,452,917.37/2,218,667.52
6. Step 6: Final answer
   x = 1,308,399.94