Finding the Fourth Proportional to 172,756.72, 238,322.82 and 101,092.78

Step by Step Solution

1. Step 1: Write the proportion equation
   172,756.72 : 238,322.82 = 101,092.78 : x
2. Step 2: Convert to fraction form
   172,756.72/238,322.82 = 101,092.78/x
3. Step 3: Cross multiply
   172,756.72x = 238,322.82 × 101,092.78
4. Step 4: Simplify right side
   172,756.72x = 24,092,716,411.24
5. Step 5: Solve for x
   x = 24,092,716,411.24/172,756.72
6. Step 6: Final answer
   x = 139,460.37