Finding the Fourth Proportional to 77,924.81, 107,536.72 and 42,114.73

Step by Step Solution

1. Step 1: Write the proportion equation
   77,924.81 : 107,536.72 = 42,114.73 : x
2. Step 2: Convert to fraction form
   77,924.81/107,536.72 = 42,114.73/x
3. Step 3: Cross multiply
   77,924.81x = 107,536.72 × 42,114.73
4. Step 4: Simplify right side
   77,924.81x = 4,528,879,927.89
5. Step 5: Solve for x
   x = 4,528,879,927.89/77,924.81
6. Step 6: Final answer
   x = 58,118.59