Finding the Fourth Proportional to 89,514, 123,529.32 and 49,770

Step by Step Solution

1. Step 1: Write the proportion equation
   89,514 : 123,529.32 = 49,770 : x
2. Step 2: Convert to fraction form
   89,514/123,529.32 = 49,770/x
3. Step 3: Cross multiply
   89,514x = 123,529.32 × 49,770
4. Step 4: Simplify right side
   89,514x = 6,148,054,256.40
5. Step 5: Solve for x
   x = 6,148,054,256.40/89,514
6. Step 6: Final answer
   x = 68,682.60