Finding the Fourth Proportional to 279,150.52, 418,715.88 and 79,471.96

Step by Step Solution

1. Step 1: Write the proportion equation
   279,150.52 : 418,715.88 = 79,471.96 : x
2. Step 2: Convert to fraction form
   279,150.52/418,715.88 = 79,471.96/x
3. Step 3: Cross multiply
   279,150.52x = 418,715.88 × 79,471.96
4. Step 4: Simplify right side
   279,150.52x = 33,276,171,666.72
5. Step 5: Solve for x
   x = 33,276,171,666.72/279,150.52
6. Step 6: Final answer
   x = 119,205.12