Finding the Fourth Proportional to 140,756.94, 194,242.86 and 77,094.72

Step by Step Solution

1. Step 1: Write the proportion equation
   140,756.94 : 194,242.86 = 77,094.72 : x
2. Step 2: Convert to fraction form
   140,756.94/194,242.86 = 77,094.72/x
3. Step 3: Cross multiply
   140,756.94x = 194,242.86 × 77,094.72
4. Step 4: Simplify right side
   140,756.94x = 14,975,098,903.70
5. Step 5: Solve for x
   x = 14,975,098,903.70/140,756.94
6. Step 6: Final answer
   x = 106,389.77