Finding the Fourth Proportional to 89,262, 123,181.56 and 49,518

Step by Step Solution

1. Step 1: Write the proportion equation
   89,262 : 123,181.56 = 49,518 : x
2. Step 2: Convert to fraction form
   89,262/123,181.56 = 49,518/x
3. Step 3: Cross multiply
   89,262x = 123,181.56 × 49,518
4. Step 4: Simplify right side
   89,262x = 6,099,704,488.08
5. Step 5: Solve for x
   x = 6,099,704,488.08/89,262
6. Step 6: Final answer
   x = 68,334.84