Finding the Fourth Proportional to 89,607.39, 123,657.23 and 49,320.29

Step by Step Solution

1. Step 1: Write the proportion equation
   89,607.39 : 123,657.23 = 49,320.29 : x
2. Step 2: Convert to fraction form
   89,607.39/123,657.23 = 49,320.29/x
3. Step 3: Cross multiply
   89,607.39x = 123,657.23 × 49,320.29
4. Step 4: Simplify right side
   89,607.39x = 6,098,810,043.02
5. Step 5: Solve for x
   x = 6,098,810,043.02/89,607.39
6. Step 6: Final answer
   x = 68,061.46