Finding the Fourth Proportional to 89,189.23, 123,077.81 and 48,902.05

Step by Step Solution

1. Step 1: Write the proportion equation
   89,189.23 : 123,077.81 = 48,902.05 : x
2. Step 2: Convert to fraction form
   89,189.23/123,077.81 = 48,902.05/x
3. Step 3: Cross multiply
   89,189.23x = 123,077.81 × 48,902.05
4. Step 4: Simplify right side
   89,189.23x = 6,018,756,974.00
5. Step 5: Solve for x
   x = 6,018,756,974.00/89,189.23
6. Step 6: Final answer
   x = 67,483.00