Finding the Fourth Proportional to 89,265, 123,185.70 and 49,528.68

Step by Step Solution

1. Step 1: Write the proportion equation
   89,265 : 123,185.70 = 49,528.68 : x
2. Step 2: Convert to fraction form
   89,265/123,185.70 = 49,528.68/x
3. Step 3: Cross multiply
   89,265x = 123,185.70 × 49,528.68
4. Step 4: Simplify right side
   89,265x = 6,101,225,115.88
5. Step 5: Solve for x
   x = 6,101,225,115.88/89,265
6. Step 6: Final answer
   x = 68,349.58