Finding the Fourth Proportional to 89,308, 123,245.04 and 49,564

Step by Step Solution

1. Step 1: Write the proportion equation
   89,308 : 123,245.04 = 49,564 : x
2. Step 2: Convert to fraction form
   89,308/123,245.04 = 49,564/x
3. Step 3: Cross multiply
   89,308x = 123,245.04 × 49,564
4. Step 4: Simplify right side
   89,308x = 6,108,517,162.56
5. Step 5: Solve for x
   x = 6,108,517,162.56/89,308
6. Step 6: Final answer
   x = 68,398.32