Finding the Fourth Proportional to 117,333.42, 175,922.38 and 42,443.72

Step by Step Solution

1. Step 1: Write the proportion equation
   117,333.42 : 175,922.38 = 42,443.72 : x
2. Step 2: Convert to fraction form
   117,333.42/175,922.38 = 42,443.72/x
3. Step 3: Cross multiply
   117,333.42x = 175,922.38 × 42,443.72
4. Step 4: Simplify right side
   117,333.42x = 7,466,800,238.45
5. Step 5: Solve for x
   x = 7,466,800,238.45/117,333.42
6. Step 6: Final answer
   x = 63,637.46