Finding the Fourth Proportional to 175,909.98, 263,865.03 and 42,789.42

Step by Step Solution

1. Step 1: Write the proportion equation
   175,909.98 : 263,865.03 = 42,789.42 : x
2. Step 2: Convert to fraction form
   175,909.98/263,865.03 = 42,789.42/x
3. Step 3: Cross multiply
   175,909.98x = 263,865.03 × 42,789.42
4. Step 4: Simplify right side
   175,909.98x = 11,290,631,591.98
5. Step 5: Solve for x
   x = 11,290,631,591.98/175,909.98
6. Step 6: Final answer
   x = 64,184.14