Finding the Fourth Proportional to 141,068.98, 194,667.46 and 77,401.77

Step by Step Solution

1. Step 1: Write the proportion equation
   141,068.98 : 194,667.46 = 77,401.77 : x
2. Step 2: Convert to fraction form
   141,068.98/194,667.46 = 77,401.77/x
3. Step 3: Cross multiply
   141,068.98x = 194,667.46 × 77,401.77
4. Step 4: Simplify right side
   141,068.98x = 15,067,605,965.40
5. Step 5: Solve for x
   x = 15,067,605,965.40/141,068.98
6. Step 6: Final answer
   x = 106,810.20