Finding the Fourth Proportional to 117,178.42, 175,767.89 and 42,351.40

Step by Step Solution

1. Step 1: Write the proportion equation
   117,178.42 : 175,767.89 = 42,351.40 : x
2. Step 2: Convert to fraction form
   117,178.42/175,767.89 = 42,351.40/x
3. Step 3: Cross multiply
   117,178.42x = 175,767.89 × 42,351.40
4. Step 4: Simplify right side
   117,178.42x = 7,444,016,216.55
5. Step 5: Solve for x
   x = 7,444,016,216.55/117,178.42
6. Step 6: Final answer
   x = 63,527.19