Finding the Fourth Proportional to 79,965,123.69, 119,947,685.46 and 19,380,849.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,965,123.69 : 119,947,685.46 = 19,380,849.69 : x
2. Step 2: Convert to fraction form
   79,965,123.69/119,947,685.46 = 19,380,849.69/x
3. Step 3: Cross multiply
   79,965,123.69x = 119,947,685.46 × 19,380,849.69
4. Step 4: Simplify right side
   79,965,123.69x = 2,324,688,062,563,658.50
5. Step 5: Solve for x
   x = 2,324,688,062,563,658.50/79,965,123.69
6. Step 6: Final answer
   x = 29,071,274.52