Finding the Fourth Proportional to 2,598.62, 3,890.89 and 1,730.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.62 : 3,890.89 = 1,730.14 : x
2. Step 2: Convert to fraction form
   2,598.62/3,890.89 = 1,730.14/x
3. Step 3: Cross multiply
   2,598.62x = 3,890.89 × 1,730.14
4. Step 4: Simplify right side
   2,598.62x = 6,731,784.42
5. Step 5: Solve for x
   x = 6,731,784.42/2,598.62
6. Step 6: Final answer
   x = 2,590.52