Finding the Fourth Proportional to 79,820.71, 110,144.79 and 49,189.04

Step by Step Solution

1. Step 1: Write the proportion equation
   79,820.71 : 110,144.79 = 49,189.04 : x
2. Step 2: Convert to fraction form
   79,820.71/110,144.79 = 49,189.04/x
3. Step 3: Cross multiply
   79,820.71x = 110,144.79 × 49,189.04
4. Step 4: Simplify right side
   79,820.71x = 5,417,916,343.42
5. Step 5: Solve for x
   x = 5,417,916,343.42/79,820.71
6. Step 6: Final answer
   x = 67,876.08