Finding the Fourth Proportional to 132,435, 182,760.30 and 72,819

Step by Step Solution

1. Step 1: Write the proportion equation
   132,435 : 182,760.30 = 72,819 : x
2. Step 2: Convert to fraction form
   132,435/182,760.30 = 72,819/x
3. Step 3: Cross multiply
   132,435x = 182,760.30 × 72,819
4. Step 4: Simplify right side
   132,435x = 13,308,422,285.70
5. Step 5: Solve for x
   x = 13,308,422,285.70/132,435
6. Step 6: Final answer
   x = 100,490.22