Finding the Fourth Proportional to 3,688.58, 5,527.83 and 1,953.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688.58 : 5,527.83 = 1,953.74 : x
2. Step 2: Convert to fraction form
   3,688.58/5,527.83 = 1,953.74/x
3. Step 3: Cross multiply
   3,688.58x = 5,527.83 × 1,953.74
4. Step 4: Simplify right side
   3,688.58x = 10,799,942.58
5. Step 5: Solve for x
   x = 10,799,942.58/3,688.58
6. Step 6: Final answer
   x = 2,927.94