Finding the Fourth Proportional to 132,476.76, 182,819.25 and 72,048.78

Step by Step Solution

1. Step 1: Write the proportion equation
   132,476.76 : 182,819.25 = 72,048.78 : x
2. Step 2: Convert to fraction form
   132,476.76/182,819.25 = 72,048.78/x
3. Step 3: Cross multiply
   132,476.76x = 182,819.25 × 72,048.78
4. Step 4: Simplify right side
   132,476.76x = 13,171,903,923.02
5. Step 5: Solve for x
   x = 13,171,903,923.02/132,476.76
6. Step 6: Final answer
   x = 99,428.03