Finding the Fourth Proportional to 172,488.73, 237,933.56 and 112,099.59

Step by Step Solution

1. Step 1: Write the proportion equation
   172,488.73 : 237,933.56 = 112,099.59 : x
2. Step 2: Convert to fraction form
   172,488.73/237,933.56 = 112,099.59/x
3. Step 3: Cross multiply
   172,488.73x = 237,933.56 × 112,099.59
4. Step 4: Simplify right side
   172,488.73x = 26,672,255,143.83
5. Step 5: Solve for x
   x = 26,672,255,143.83/172,488.73
6. Step 6: Final answer
   x = 154,631.87