Finding the Fourth Proportional to 2,068.74, 3,100.18 and 1,604.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.74 : 3,100.18 = 1,604.34 : x
2. Step 2: Convert to fraction form
   2,068.74/3,100.18 = 1,604.34/x
3. Step 3: Cross multiply
   2,068.74x = 3,100.18 × 1,604.34
4. Step 4: Simplify right side
   2,068.74x = 4,973,742.78
5. Step 5: Solve for x
   x = 4,973,742.78/2,068.74
6. Step 6: Final answer
   x = 2,404.24