Finding the Fourth Proportional to 79,987.48, 120,005.98 and 48,002.27

Step by Step Solution

1. Step 1: Write the proportion equation
   79,987.48 : 120,005.98 = 48,002.27 : x
2. Step 2: Convert to fraction form
   79,987.48/120,005.98 = 48,002.27/x
3. Step 3: Cross multiply
   79,987.48x = 120,005.98 × 48,002.27
4. Step 4: Simplify right side
   79,987.48x = 5,760,558,733.54
5. Step 5: Solve for x
   x = 5,760,558,733.54/79,987.48
6. Step 6: Final answer
   x = 72,018.26