Finding the Fourth Proportional to 2,186.38, 3,015.70 and 1,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186.38 : 3,015.70 = 1,301.50 : x
2. Step 2: Convert to fraction form
   2,186.38/3,015.70 = 1,301.50/x
3. Step 3: Cross multiply
   2,186.38x = 3,015.70 × 1,301.50
4. Step 4: Simplify right side
   2,186.38x = 3,924,933.55
5. Step 5: Solve for x
   x = 3,924,933.55/2,186.38
6. Step 6: Final answer
   x = 1,795.17