Finding the Fourth Proportional to 79,320.04, 109,482.66 and 49,087.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,320.04 : 109,482.66 = 49,087.72 : x
2. Step 2: Convert to fraction form
   79,320.04/109,482.66 = 49,087.72/x
3. Step 3: Cross multiply
   79,320.04x = 109,482.66 × 49,087.72
4. Step 4: Simplify right side
   79,320.04x = 5,374,254,158.94
5. Step 5: Solve for x
   x = 5,374,254,158.94/79,320.04
6. Step 6: Final answer
   x = 67,754.05