Finding the Fourth Proportional to 172,741.96, 238,443.62 and 101,145

Step by Step Solution

1. Step 1: Write the proportion equation
   172,741.96 : 238,443.62 = 101,145 : x
2. Step 2: Convert to fraction form
   172,741.96/238,443.62 = 101,145/x
3. Step 3: Cross multiply
   172,741.96x = 238,443.62 × 101,145
4. Step 4: Simplify right side
   172,741.96x = 24,117,379,944.90
5. Step 5: Solve for x
   x = 24,117,379,944.90/172,741.96
6. Step 6: Final answer
   x = 139,615.06