Finding the Fourth Proportional to 140,627.30, 194,064.53 and 76,964.94

Step by Step Solution

1. Step 1: Write the proportion equation
   140,627.30 : 194,064.53 = 76,964.94 : x
2. Step 2: Convert to fraction form
   140,627.30/194,064.53 = 76,964.94/x
3. Step 3: Cross multiply
   140,627.30x = 194,064.53 × 76,964.94
4. Step 4: Simplify right side
   140,627.30x = 14,936,164,522.75
5. Step 5: Solve for x
   x = 14,936,164,522.75/140,627.30
6. Step 6: Final answer
   x = 106,210.99