Finding the Fourth Proportional to 89,503.32, 123,514.38 and 49,219.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,503.32 : 123,514.38 = 49,219.56 : x
2. Step 2: Convert to fraction form
   89,503.32/123,514.38 = 49,219.56/x
3. Step 3: Cross multiply
   89,503.32x = 123,514.38 × 49,219.56
4. Step 4: Simplify right side
   89,503.32x = 6,079,323,437.27
5. Step 5: Solve for x
   x = 6,079,323,437.27/89,503.32
6. Step 6: Final answer
   x = 67,922.88