Finding the Fourth Proportional to 2,132.76, 2,943.50 and 1,607.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132.76 : 2,943.50 = 1,607.88 : x
2. Step 2: Convert to fraction form
   2,132.76/2,943.50 = 1,607.88/x
3. Step 3: Cross multiply
   2,132.76x = 2,943.50 × 1,607.88
4. Step 4: Simplify right side
   2,132.76x = 4,732,786.74
5. Step 5: Solve for x
   x = 4,732,786.74/2,132.76
6. Step 6: Final answer
   x = 2,219.09