Finding the Fourth Proportional to 140,949,687.46, 194,508,182.10 and 79,068,697.42

Step by Step Solution

1. Step 1: Write the proportion equation
   140,949,687.46 : 194,508,182.10 = 79,068,697.42 : x
2. Step 2: Convert to fraction form
   140,949,687.46/194,508,182.10 = 79,068,697.42/x
3. Step 3: Cross multiply
   140,949,687.46x = 194,508,182.10 × 79,068,697.42
4. Step 4: Simplify right side
   140,949,687.46x = 15,379,508,596,179,160
5. Step 5: Solve for x
   x = 15,379,508,596,179,160/140,949,687.46
6. Step 6: Final answer
   x = 109,113,463.63