Finding the Fourth Proportional to 42,498.42, 63,747.78 and 11,333.67

Step by Step Solution

1. Step 1: Write the proportion equation
   42,498.42 : 63,747.78 = 11,333.67 : x
2. Step 2: Convert to fraction form
   42,498.42/63,747.78 = 11,333.67/x
3. Step 3: Cross multiply
   42,498.42x = 63,747.78 × 11,333.67
4. Step 4: Simplify right side
   42,498.42x = 722,496,301.75
5. Step 5: Solve for x
   x = 722,496,301.75/42,498.42
6. Step 6: Final answer
   x = 17,000.55