Finding the Fourth Proportional to 10,152.00, 15,221.06 and 5,408.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,152.00 : 15,221.06 = 5,408.86 : x
2. Step 2: Convert to fraction form
   10,152.00/15,221.06 = 5,408.86/x
3. Step 3: Cross multiply
   10,152.00x = 15,221.06 × 5,408.86
4. Step 4: Simplify right side
   10,152.00x = 82,328,634.17
5. Step 5: Solve for x
   x = 82,328,634.17/10,152.00
6. Step 6: Final answer
   x = 8,109.60