Finding the Fourth Proportional to 117,196.86, 175,786.32 and 42,317.04

Step by Step Solution

1. Step 1: Write the proportion equation
   117,196.86 : 175,786.32 = 42,317.04 : x
2. Step 2: Convert to fraction form
   117,196.86/175,786.32 = 42,317.04/x
3. Step 3: Cross multiply
   117,196.86x = 175,786.32 × 42,317.04
4. Step 4: Simplify right side
   117,196.86x = 7,438,756,734.89
5. Step 5: Solve for x
   x = 7,438,756,734.89/117,196.86
6. Step 6: Final answer
   x = 63,472.32