Finding the Fourth Proportional to 2,011.59, 3,031.11 and 1,654.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.59 : 3,031.11 = 1,654.38 : x
2. Step 2: Convert to fraction form
   2,011.59/3,031.11 = 1,654.38/x
3. Step 3: Cross multiply
   2,011.59x = 3,031.11 × 1,654.38
4. Step 4: Simplify right side
   2,011.59x = 5,014,607.76
5. Step 5: Solve for x
   x = 5,014,607.76/2,011.59
6. Step 6: Final answer
   x = 2,492.86