Finding the Fourth Proportional to 89,357.47, 123,316.59 and 49,074.95

Step by Step Solution

1. Step 1: Write the proportion equation
   89,357.47 : 123,316.59 = 49,074.95 : x
2. Step 2: Convert to fraction form
   89,357.47/123,316.59 = 49,074.95/x
3. Step 3: Cross multiply
   89,357.47x = 123,316.59 × 49,074.95
4. Step 4: Simplify right side
   89,357.47x = 6,051,755,488.42
5. Step 5: Solve for x
   x = 6,051,755,488.42/89,357.47
6. Step 6: Final answer
   x = 67,725.23