Finding the Fourth Proportional to 150,768.86, 208,087.89 and 112,719.38

Step by Step Solution

1. Step 1: Write the proportion equation
   150,768.86 : 208,087.89 = 112,719.38 : x
2. Step 2: Convert to fraction form
   150,768.86/208,087.89 = 112,719.38/x
3. Step 3: Cross multiply
   150,768.86x = 208,087.89 × 112,719.38
4. Step 4: Simplify right side
   150,768.86x = 23,455,537,946.31
5. Step 5: Solve for x
   x = 23,455,537,946.31/150,768.86
6. Step 6: Final answer
   x = 155,572.83