Finding the Fourth Proportional to 140,635.32, 194,076.81 and 76,973.46

Step by Step Solution

1. Step 1: Write the proportion equation
   140,635.32 : 194,076.81 = 76,973.46 : x
2. Step 2: Convert to fraction form
   140,635.32/194,076.81 = 76,973.46/x
3. Step 3: Cross multiply
   140,635.32x = 194,076.81 × 76,973.46
4. Step 4: Simplify right side
   140,635.32x = 14,938,763,571.46
5. Step 5: Solve for x
   x = 14,938,763,571.46/140,635.32
6. Step 6: Final answer
   x = 106,223.41