Finding the Fourth Proportional to 10,098.21, 15,144.96 and 3,855.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,098.21 : 15,144.96 = 3,855.93 : x
2. Step 2: Convert to fraction form
   10,098.21/15,144.96 = 3,855.93/x
3. Step 3: Cross multiply
   10,098.21x = 15,144.96 × 3,855.93
4. Step 4: Simplify right side
   10,098.21x = 58,397,905.61
5. Step 5: Solve for x
   x = 58,397,905.61/10,098.21
6. Step 6: Final answer
   x = 5,783.00