Finding the Fourth Proportional to 2,141,667.11, 3,213,481.68 and 927,615.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,667.11 : 3,213,481.68 = 927,615.06 : x
2. Step 2: Convert to fraction form
   2,141,667.11/3,213,481.68 = 927,615.06/x
3. Step 3: Cross multiply
   2,141,667.11x = 3,213,481.68 × 927,615.06
4. Step 4: Simplify right side
   2,141,667.11x = 2,980,873,985,334.69
5. Step 5: Solve for x
   x = 2,980,873,985,334.69/2,141,667.11
6. Step 6: Final answer
   x = 1,391,847.49