Finding the Fourth Proportional to 77,958.52, 107,582.72 and 42,148.52

Step by Step Solution

1. Step 1: Write the proportion equation
   77,958.52 : 107,582.72 = 42,148.52 : x
2. Step 2: Convert to fraction form
   77,958.52/107,582.72 = 42,148.52/x
3. Step 3: Cross multiply
   77,958.52x = 107,582.72 × 42,148.52
4. Step 4: Simplify right side
   77,958.52x = 4,534,451,993.03
5. Step 5: Solve for x
   x = 4,534,451,993.03/77,958.52
6. Step 6: Final answer
   x = 58,164.94