Finding the Fourth Proportional to 2,667.22, 3,997.02 and 1,958.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.22 : 3,997.02 = 1,958.88 : x
2. Step 2: Convert to fraction form
   2,667.22/3,997.02 = 1,958.88/x
3. Step 3: Cross multiply
   2,667.22x = 3,997.02 × 1,958.88
4. Step 4: Simplify right side
   2,667.22x = 7,829,657.66
5. Step 5: Solve for x
   x = 7,829,657.66/2,667.22
6. Step 6: Final answer
   x = 2,935.51