Finding the Fourth Proportional to 172,496.56, 238,022.72 and 96,018.87

Step by Step Solution

1. Step 1: Write the proportion equation
   172,496.56 : 238,022.72 = 96,018.87 : x
2. Step 2: Convert to fraction form
   172,496.56/238,022.72 = 96,018.87/x
3. Step 3: Cross multiply
   172,496.56x = 238,022.72 × 96,018.87
4. Step 4: Simplify right side
   172,496.56x = 22,854,672,128.63
5. Step 5: Solve for x
   x = 22,854,672,128.63/172,496.56
6. Step 6: Final answer
   x = 132,493.50