Finding the Fourth Proportional to 171,874.96, 237,138.72 and 111,448

Step by Step Solution

1. Step 1: Write the proportion equation
   171,874.96 : 237,138.72 = 111,448 : x
2. Step 2: Convert to fraction form
   171,874.96/237,138.72 = 111,448/x
3. Step 3: Cross multiply
   171,874.96x = 237,138.72 × 111,448
4. Step 4: Simplify right side
   171,874.96x = 26,428,636,066.56
5. Step 5: Solve for x
   x = 26,428,636,066.56/171,874.96
6. Step 6: Final answer
   x = 153,766.65