Finding the Fourth Proportional to 79,632.04, 109,846.50 and 49,772.20

Step by Step Solution

1. Step 1: Write the proportion equation
   79,632.04 : 109,846.50 = 49,772.20 : x
2. Step 2: Convert to fraction form
   79,632.04/109,846.50 = 49,772.20/x
3. Step 3: Cross multiply
   79,632.04x = 109,846.50 × 49,772.20
4. Step 4: Simplify right side
   79,632.04x = 5,467,301,967.30
5. Step 5: Solve for x
   x = 5,467,301,967.30/79,632.04
6. Step 6: Final answer
   x = 68,657.06