Finding the Fourth Proportional to 2,005.62, 3,009.50 and 1,932.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005.62 : 3,009.50 = 1,932.90 : x
2. Step 2: Convert to fraction form
   2,005.62/3,009.50 = 1,932.90/x
3. Step 3: Cross multiply
   2,005.62x = 3,009.50 × 1,932.90
4. Step 4: Simplify right side
   2,005.62x = 5,817,062.55
5. Step 5: Solve for x
   x = 5,817,062.55/2,005.62
6. Step 6: Final answer
   x = 2,900.38