Finding the Fourth Proportional to 90,600.72, 135,917.76 and 29,814.42

Step by Step Solution

1. Step 1: Write the proportion equation
   90,600.72 : 135,917.76 = 29,814.42 : x
2. Step 2: Convert to fraction form
   90,600.72/135,917.76 = 29,814.42/x
3. Step 3: Cross multiply
   90,600.72x = 135,917.76 × 29,814.42
4. Step 4: Simplify right side
   90,600.72x = 4,052,309,182.10
5. Step 5: Solve for x
   x = 4,052,309,182.10/90,600.72
6. Step 6: Final answer
   x = 44,727.12