Finding the Fourth Proportional to 10,060.28, 15,090.49 and 3,818.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,060.28 : 15,090.49 = 3,818.61 : x
2. Step 2: Convert to fraction form
   10,060.28/15,090.49 = 3,818.61/x
3. Step 3: Cross multiply
   10,060.28x = 15,090.49 × 3,818.61
4. Step 4: Simplify right side
   10,060.28x = 57,624,631.76
5. Step 5: Solve for x
   x = 57,624,631.76/10,060.28
6. Step 6: Final answer
   x = 5,727.94