Finding the Fourth Proportional to 3,162.05, 4,364.33 and 2,113.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.05 : 4,364.33 = 2,113.50 : x
2. Step 2: Convert to fraction form
   3,162.05/4,364.33 = 2,113.50/x
3. Step 3: Cross multiply
   3,162.05x = 4,364.33 × 2,113.50
4. Step 4: Simplify right side
   3,162.05x = 9,224,000.89
5. Step 5: Solve for x
   x = 9,224,000.89/3,162.05
6. Step 6: Final answer
   x = 2,917.10