Finding the Fourth Proportional to 89,467.02, 123,462.90 and 49,180.43

Step by Step Solution

1. Step 1: Write the proportion equation
   89,467.02 : 123,462.90 = 49,180.43 : x
2. Step 2: Convert to fraction form
   89,467.02/123,462.90 = 49,180.43/x
3. Step 3: Cross multiply
   89,467.02x = 123,462.90 × 49,180.43
4. Step 4: Simplify right side
   89,467.02x = 6,071,958,819.70
5. Step 5: Solve for x
   x = 6,071,958,819.70/89,467.02
6. Step 6: Final answer
   x = 67,868.12