Finding the Fourth Proportional to 145,856.42, 218,784.61 and 35,048.42

Step by Step Solution

1. Step 1: Write the proportion equation
   145,856.42 : 218,784.61 = 35,048.42 : x
2. Step 2: Convert to fraction form
   145,856.42/218,784.61 = 35,048.42/x
3. Step 3: Cross multiply
   145,856.42x = 218,784.61 × 35,048.42
4. Step 4: Simplify right side
   145,856.42x = 7,668,054,900.82
5. Step 5: Solve for x
   x = 7,668,054,900.82/145,856.42
6. Step 6: Final answer
   x = 52,572.63