Finding the Fourth Proportional to 120,978.22, 181,447.89 and 37,872.22

Step by Step Solution

1. Step 1: Write the proportion equation
   120,978.22 : 181,447.89 = 37,872.22 : x
2. Step 2: Convert to fraction form
   120,978.22/181,447.89 = 37,872.22/x
3. Step 3: Cross multiply
   120,978.22x = 181,447.89 × 37,872.22
4. Step 4: Simplify right side
   120,978.22x = 6,871,834,408.62
5. Step 5: Solve for x
   x = 6,871,834,408.62/120,978.22
6. Step 6: Final answer
   x = 56,802.24