Finding the Fourth Proportional to 90,227.58, 124,228.74 and 79,464.84

Step by Step Solution

1. Step 1: Write the proportion equation
   90,227.58 : 124,228.74 = 79,464.84 : x
2. Step 2: Convert to fraction form
   90,227.58/124,228.74 = 79,464.84/x
3. Step 3: Cross multiply
   90,227.58x = 124,228.74 × 79,464.84
4. Step 4: Simplify right side
   90,227.58x = 9,871,816,947.50
5. Step 5: Solve for x
   x = 9,871,816,947.50/90,227.58
6. Step 6: Final answer
   x = 109,410.19