Finding the Fourth Proportional to 14,093.55, 21,139.25 and 3,705.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,093.55 : 21,139.25 = 3,705.03 : x
2. Step 2: Convert to fraction form
   14,093.55/21,139.25 = 3,705.03/x
3. Step 3: Cross multiply
   14,093.55x = 21,139.25 × 3,705.03
4. Step 4: Simplify right side
   14,093.55x = 78,321,536.90
5. Step 5: Solve for x
   x = 78,321,536.90/14,093.55
6. Step 6: Final answer
   x = 5,557.26