Finding the Fourth Proportional to 2,301.15, 3,174.59 and 1,554.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.15 : 3,174.59 = 1,554.84 : x
2. Step 2: Convert to fraction form
   2,301.15/3,174.59 = 1,554.84/x
3. Step 3: Cross multiply
   2,301.15x = 3,174.59 × 1,554.84
4. Step 4: Simplify right side
   2,301.15x = 4,935,971.74
5. Step 5: Solve for x
   x = 4,935,971.74/2,301.15
6. Step 6: Final answer
   x = 2,145.00