Finding the Fourth Proportional to 140,598.72, 194,025.60 and 76,935.84

Step by Step Solution

1. Step 1: Write the proportion equation
   140,598.72 : 194,025.60 = 76,935.84 : x
2. Step 2: Convert to fraction form
   140,598.72/194,025.60 = 76,935.84/x
3. Step 3: Cross multiply
   140,598.72x = 194,025.60 × 76,935.84
4. Step 4: Simplify right side
   140,598.72x = 14,927,522,517.50
5. Step 5: Solve for x
   x = 14,927,522,517.50/140,598.72
6. Step 6: Final answer
   x = 106,171.11