Finding the Fourth Proportional to 89,222.88, 123,131.02 and 48,938.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,222.88 : 123,131.02 = 48,938.34 : x
2. Step 2: Convert to fraction form
   89,222.88/123,131.02 = 48,938.34/x
3. Step 3: Cross multiply
   89,222.88x = 123,131.02 × 48,938.34
4. Step 4: Simplify right side
   89,222.88x = 6,025,827,721.31
5. Step 5: Solve for x
   x = 6,025,827,721.31/89,222.88
6. Step 6: Final answer
   x = 67,536.80