Finding the Fourth Proportional to 131,005.56, 196,343.91 and 56,037.59

Step by Step Solution

1. Step 1: Write the proportion equation
   131,005.56 : 196,343.91 = 56,037.59 : x
2. Step 2: Convert to fraction form
   131,005.56/196,343.91 = 56,037.59/x
3. Step 3: Cross multiply
   131,005.56x = 196,343.91 × 56,037.59
4. Step 4: Simplify right side
   131,005.56x = 11,002,639,527.58
5. Step 5: Solve for x
   x = 11,002,639,527.58/131,005.56
6. Step 6: Final answer
   x = 83,986.05