Finding the Fourth Proportional to 89,385.84, 123,355.56 and 49,103.28

Step by Step Solution

1. Step 1: Write the proportion equation
   89,385.84 : 123,355.56 = 49,103.28 : x
2. Step 2: Convert to fraction form
   89,385.84/123,355.56 = 49,103.28/x
3. Step 3: Cross multiply
   89,385.84x = 123,355.56 × 49,103.28
4. Step 4: Simplify right side
   89,385.84x = 6,057,162,602.24
5. Step 5: Solve for x
   x = 6,057,162,602.24/89,385.84
6. Step 6: Final answer
   x = 67,764.23