Finding the Fourth Proportional to 89,069.96, 122,915.31 and 48,783.71

Step by Step Solution

1. Step 1: Write the proportion equation
   89,069.96 : 122,915.31 = 48,783.71 : x
2. Step 2: Convert to fraction form
   89,069.96/122,915.31 = 48,783.71/x
3. Step 3: Cross multiply
   89,069.96x = 122,915.31 × 48,783.71
4. Step 4: Simplify right side
   89,069.96x = 5,996,264,223.02
5. Step 5: Solve for x
   x = 5,996,264,223.02/89,069.96
6. Step 6: Final answer
   x = 67,320.84