Finding the Fourth Proportional to 76,667.69, 114,851.28 and 50,292.47

Step by Step Solution

1. Step 1: Write the proportion equation
   76,667.69 : 114,851.28 = 50,292.47 : x
2. Step 2: Convert to fraction form
   76,667.69/114,851.28 = 50,292.47/x
3. Step 3: Cross multiply
   76,667.69x = 114,851.28 × 50,292.47
4. Step 4: Simplify right side
   76,667.69x = 5,776,154,553.86
5. Step 5: Solve for x
   x = 5,776,154,553.86/76,667.69
6. Step 6: Final answer
   x = 75,340.14