Finding the Fourth Proportional to 89,085.89, 122,938.56 and 48,801.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,085.89 : 122,938.56 = 48,801.10 : x
2. Step 2: Convert to fraction form
   89,085.89/122,938.56 = 48,801.10/x
3. Step 3: Cross multiply
   89,085.89x = 122,938.56 × 48,801.10
4. Step 4: Simplify right side
   89,085.89x = 5,999,536,653.07
5. Step 5: Solve for x
   x = 5,999,536,653.07/89,085.89
6. Step 6: Final answer
   x = 67,345.53