Finding the Fourth Proportional to 14,335.30, 21,499.35 and 5,099.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,335.30 : 21,499.35 = 5,099.14 : x
2. Step 2: Convert to fraction form
   14,335.30/21,499.35 = 5,099.14/x
3. Step 3: Cross multiply
   14,335.30x = 21,499.35 × 5,099.14
4. Step 4: Simplify right side
   14,335.30x = 109,628,195.56
5. Step 5: Solve for x
   x = 109,628,195.56/14,335.30
6. Step 6: Final answer
   x = 7,647.43