Finding the Fourth Proportional to 89,047.50, 122,885.74 and 48,212.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,047.50 : 122,885.74 = 48,212.06 : x
2. Step 2: Convert to fraction form
   89,047.50/122,885.74 = 48,212.06/x
3. Step 3: Cross multiply
   89,047.50x = 122,885.74 × 48,212.06
4. Step 4: Simplify right side
   89,047.50x = 5,924,574,115.86
5. Step 5: Solve for x
   x = 5,924,574,115.86/89,047.50
6. Step 6: Final answer
   x = 66,532.74