Finding the Fourth Proportional to 140,432.46, 193,796.82 and 76,770.27

Step by Step Solution

1. Step 1: Write the proportion equation
   140,432.46 : 193,796.82 = 76,770.27 : x
2. Step 2: Convert to fraction form
   140,432.46/193,796.82 = 76,770.27/x
3. Step 3: Cross multiply
   140,432.46x = 193,796.82 × 76,770.27
4. Step 4: Simplify right side
   140,432.46x = 14,877,834,196.54
5. Step 5: Solve for x
   x = 14,877,834,196.54/140,432.46
6. Step 6: Final answer
   x = 105,942.99