Finding the Fourth Proportional to 4,849.50, 7,274.34 and 1,386.84

Step by Step Solution

1. Step 1: Write the proportion equation
   4,849.50 : 7,274.34 = 1,386.84 : x
2. Step 2: Convert to fraction form
   4,849.50/7,274.34 = 1,386.84/x
3. Step 3: Cross multiply
   4,849.50x = 7,274.34 × 1,386.84
4. Step 4: Simplify right side
   4,849.50x = 10,088,345.69
5. Step 5: Solve for x
   x = 10,088,345.69/4,849.50
6. Step 6: Final answer
   x = 2,080.29