Finding the Fourth Proportional to 143,074.68, 214,650.90 and 49,587.72

Step by Step Solution

1. Step 1: Write the proportion equation
   143,074.68 : 214,650.90 = 49,587.72 : x
2. Step 2: Convert to fraction form
   143,074.68/214,650.90 = 49,587.72/x
3. Step 3: Cross multiply
   143,074.68x = 214,650.90 × 49,587.72
4. Step 4: Simplify right side
   143,074.68x = 10,644,048,726.95
5. Step 5: Solve for x
   x = 10,644,048,726.95/143,074.68
6. Step 6: Final answer
   x = 74,395.06