Finding the Fourth Proportional to 67,665.86, 101,430.03 and 28,244.42

Step by Step Solution

1. Step 1: Write the proportion equation
   67,665.86 : 101,430.03 = 28,244.42 : x
2. Step 2: Convert to fraction form
   67,665.86/101,430.03 = 28,244.42/x
3. Step 3: Cross multiply
   67,665.86x = 101,430.03 × 28,244.42
4. Step 4: Simplify right side
   67,665.86x = 2,864,832,367.93
5. Step 5: Solve for x
   x = 2,864,832,367.93/67,665.86
6. Step 6: Final answer
   x = 42,337.93