Finding the Fourth Proportional to 131,173.56, 196,760.52 and 56,245.32

Step by Step Solution

1. Step 1: Write the proportion equation
   131,173.56 : 196,760.52 = 56,245.32 : x
2. Step 2: Convert to fraction form
   131,173.56/196,760.52 = 56,245.32/x
3. Step 3: Cross multiply
   131,173.56x = 196,760.52 × 56,245.32
4. Step 4: Simplify right side
   131,173.56x = 11,066,858,410.77
5. Step 5: Solve for x
   x = 11,066,858,410.77/131,173.56
6. Step 6: Final answer
   x = 84,368.06