Finding the Fourth Proportional to 131,371.01, 197,056.42 and 42,624.51

Step by Step Solution

1. Step 1: Write the proportion equation
   131,371.01 : 197,056.42 = 42,624.51 : x
2. Step 2: Convert to fraction form
   131,371.01/197,056.42 = 42,624.51/x
3. Step 3: Cross multiply
   131,371.01x = 197,056.42 × 42,624.51
4. Step 4: Simplify right side
   131,371.01x = 8,399,433,131.73
5. Step 5: Solve for x
   x = 8,399,433,131.73/131,371.01
6. Step 6: Final answer
   x = 63,936.73