Finding the Fourth Proportional to 3,685.18, 5,527.59 and 1,376.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685.18 : 5,527.59 = 1,376.50 : x
2. Step 2: Convert to fraction form
   3,685.18/5,527.59 = 1,376.50/x
3. Step 3: Cross multiply
   3,685.18x = 5,527.59 × 1,376.50
4. Step 4: Simplify right side
   3,685.18x = 7,608,727.64
5. Step 5: Solve for x
   x = 7,608,727.64/3,685.18
6. Step 6: Final answer
   x = 2,064.68