Finding the Fourth Proportional to 2,011.12, 3,017.46 and 1,624.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.12 : 3,017.46 = 1,624.72 : x
2. Step 2: Convert to fraction form
   2,011.12/3,017.46 = 1,624.72/x
3. Step 3: Cross multiply
   2,011.12x = 3,017.46 × 1,624.72
4. Step 4: Simplify right side
   2,011.12x = 4,902,527.61
5. Step 5: Solve for x
   x = 4,902,527.61/2,011.12
6. Step 6: Final answer
   x = 2,437.71