Finding the Fourth Proportional to 141,061.47, 194,668.41 and 77,399.25

Step by Step Solution

1. Step 1: Write the proportion equation
   141,061.47 : 194,668.41 = 77,399.25 : x
2. Step 2: Convert to fraction form
   141,061.47/194,668.41 = 77,399.25/x
3. Step 3: Cross multiply
   141,061.47x = 194,668.41 × 77,399.25
4. Step 4: Simplify right side
   141,061.47x = 15,067,188,932.69
5. Step 5: Solve for x
   x = 15,067,188,932.69/141,061.47
6. Step 6: Final answer
   x = 106,812.93