Finding the Fourth Proportional to 171,635.82, 257,412.72 and 59,320.02

Step by Step Solution

1. Step 1: Write the proportion equation
   171,635.82 : 257,412.72 = 59,320.02 : x
2. Step 2: Convert to fraction form
   171,635.82/257,412.72 = 59,320.02/x
3. Step 3: Cross multiply
   171,635.82x = 257,412.72 × 59,320.02
4. Step 4: Simplify right side
   171,635.82x = 15,269,727,698.65
5. Step 5: Solve for x
   x = 15,269,727,698.65/171,635.82
6. Step 6: Final answer
   x = 88,965.86