Finding the Fourth Proportional to 3,688.86, 5,090.34 and 2,095.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688.86 : 5,090.34 = 2,095.53 : x
2. Step 2: Convert to fraction form
   3,688.86/5,090.34 = 2,095.53/x
3. Step 3: Cross multiply
   3,688.86x = 5,090.34 × 2,095.53
4. Step 4: Simplify right side
   3,688.86x = 10,666,960.18
5. Step 5: Solve for x
   x = 10,666,960.18/3,688.86
6. Step 6: Final answer
   x = 2,891.67