Finding the Fourth Proportional to 140,627.82, 194,066.16 and 76,965.60

Step by Step Solution

1. Step 1: Write the proportion equation
   140,627.82 : 194,066.16 = 76,965.60 : x
2. Step 2: Convert to fraction form
   140,627.82/194,066.16 = 76,965.60/x
3. Step 3: Cross multiply
   140,627.82x = 194,066.16 × 76,965.60
4. Step 4: Simplify right side
   140,627.82x = 14,936,418,444.10
5. Step 5: Solve for x
   x = 14,936,418,444.10/140,627.82
6. Step 6: Final answer
   x = 106,212.40