Finding the Fourth Proportional to 2,151.02, 2,967.95 and 1,406.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151.02 : 2,967.95 = 1,406.07 : x
2. Step 2: Convert to fraction form
   2,151.02/2,967.95 = 1,406.07/x
3. Step 3: Cross multiply
   2,151.02x = 2,967.95 × 1,406.07
4. Step 4: Simplify right side
   2,151.02x = 4,173,145.46
5. Step 5: Solve for x
   x = 4,173,145.46/2,151.02
6. Step 6: Final answer
   x = 1,940.08