Finding the Fourth Proportional to 141,086.34, 194,704.79 and 77,426.42

Step by Step Solution

1. Step 1: Write the proportion equation
   141,086.34 : 194,704.79 = 77,426.42 : x
2. Step 2: Convert to fraction form
   141,086.34/194,704.79 = 77,426.42/x
3. Step 3: Cross multiply
   141,086.34x = 194,704.79 × 77,426.42
4. Step 4: Simplify right side
   141,086.34x = 15,075,293,485.90
5. Step 5: Solve for x
   x = 15,075,293,485.90/141,086.34
6. Step 6: Final answer
   x = 106,851.55