Finding the Fourth Proportional to 131,391.01, 196,961.83 and 42,582.11

Step by Step Solution

1. Step 1: Write the proportion equation
   131,391.01 : 196,961.83 = 42,582.11 : x
2. Step 2: Convert to fraction form
   131,391.01/196,961.83 = 42,582.11/x
3. Step 3: Cross multiply
   131,391.01x = 196,961.83 × 42,582.11
4. Step 4: Simplify right side
   131,391.01x = 8,387,049,219.60
5. Step 5: Solve for x
   x = 8,387,049,219.60/131,391.01
6. Step 6: Final answer
   x = 63,832.75