Finding the Fourth Proportional to 55,650.21, 82,978.91 and 49,468.29

Step by Step Solution

1. Step 1: Write the proportion equation
   55,650.21 : 82,978.91 = 49,468.29 : x
2. Step 2: Convert to fraction form
   55,650.21/82,978.91 = 49,468.29/x
3. Step 3: Cross multiply
   55,650.21x = 82,978.91 × 49,468.29
4. Step 4: Simplify right side
   55,650.21x = 4,104,824,536.42
5. Step 5: Solve for x
   x = 4,104,824,536.42/55,650.21
6. Step 6: Final answer
   x = 73,761.17