Finding the Fourth Proportional to 2,140.34, 2,953.72 and 1,196.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140.34 : 2,953.72 = 1,196.10 : x
2. Step 2: Convert to fraction form
   2,140.34/2,953.72 = 1,196.10/x
3. Step 3: Cross multiply
   2,140.34x = 2,953.72 × 1,196.10
4. Step 4: Simplify right side
   2,140.34x = 3,532,945.99
5. Step 5: Solve for x
   x = 3,532,945.99/2,140.34
6. Step 6: Final answer
   x = 1,650.65