Finding the Fourth Proportional to 77,994.43, 107,632.33 and 42,184.42

Step by Step Solution

1. Step 1: Write the proportion equation
   77,994.43 : 107,632.33 = 42,184.42 : x
2. Step 2: Convert to fraction form
   77,994.43/107,632.33 = 42,184.42/x
3. Step 3: Cross multiply
   77,994.43x = 107,632.33 × 42,184.42
4. Step 4: Simplify right side
   77,994.43x = 4,540,407,039.76
5. Step 5: Solve for x
   x = 4,540,407,039.76/77,994.43
6. Step 6: Final answer
   x = 58,214.51