Finding the Fourth Proportional to 89,738.67, 123,837.76 and 48,903.15

Step by Step Solution

1. Step 1: Write the proportion equation
   89,738.67 : 123,837.76 = 48,903.15 : x
2. Step 2: Convert to fraction form
   89,738.67/123,837.76 = 48,903.15/x
3. Step 3: Cross multiply
   89,738.67x = 123,837.76 × 48,903.15
4. Step 4: Simplify right side
   89,738.67x = 6,056,056,308.43
5. Step 5: Solve for x
   x = 6,056,056,308.43/89,738.67
6. Step 6: Final answer
   x = 67,485.47