Finding the Fourth Proportional to 168,469.98, 252,703.95 and 42,109.59

Step by Step Solution

1. Step 1: Write the proportion equation
   168,469.98 : 252,703.95 = 42,109.59 : x
2. Step 2: Convert to fraction form
   168,469.98/252,703.95 = 42,109.59/x
3. Step 3: Cross multiply
   168,469.98x = 252,703.95 × 42,109.59
4. Step 4: Simplify right side
   168,469.98x = 10,641,259,725.88
5. Step 5: Solve for x
   x = 10,641,259,725.88/168,469.98
6. Step 6: Final answer
   x = 63,164.13