Finding the Fourth Proportional to 14,156.19, 21,216.12 and 5,842.05

Step by Step Solution

1. Step 1: Write the proportion equation
   14,156.19 : 21,216.12 = 5,842.05 : x
2. Step 2: Convert to fraction form
   14,156.19/21,216.12 = 5,842.05/x
3. Step 3: Cross multiply
   14,156.19x = 21,216.12 × 5,842.05
4. Step 4: Simplify right side
   14,156.19x = 123,945,536.89
5. Step 5: Solve for x
   x = 123,945,536.89/14,156.19
6. Step 6: Final answer
   x = 8,755.57