Finding the Fourth Proportional to 14,093.30, 21,138.86 and 3,704.78

Step by Step Solution

1. Step 1: Write the proportion equation
   14,093.30 : 21,138.86 = 3,704.78 : x
2. Step 2: Convert to fraction form
   14,093.30/21,138.86 = 3,704.78/x
3. Step 3: Cross multiply
   14,093.30x = 21,138.86 × 3,704.78
4. Step 4: Simplify right side
   14,093.30x = 78,314,825.75
5. Step 5: Solve for x
   x = 78,314,825.75/14,093.30
6. Step 6: Final answer
   x = 5,556.88