Finding the Fourth Proportional to 2,151.18, 2,964.06 and 1,451.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151.18 : 2,964.06 = 1,451.34 : x
2. Step 2: Convert to fraction form
   2,151.18/2,964.06 = 1,451.34/x
3. Step 3: Cross multiply
   2,151.18x = 2,964.06 × 1,451.34
4. Step 4: Simplify right side
   2,151.18x = 4,301,858.84
5. Step 5: Solve for x
   x = 4,301,858.84/2,151.18
6. Step 6: Final answer
   x = 1,999.77