Finding the Fourth Proportional to 78,488.42, 108,311.74 and 44,500.05

Step by Step Solution

1. Step 1: Write the proportion equation
   78,488.42 : 108,311.74 = 44,500.05 : x
2. Step 2: Convert to fraction form
   78,488.42/108,311.74 = 44,500.05/x
3. Step 3: Cross multiply
   78,488.42x = 108,311.74 × 44,500.05
4. Step 4: Simplify right side
   78,488.42x = 4,819,878,307.38
5. Step 5: Solve for x
   x = 4,819,878,307.38/78,488.42
6. Step 6: Final answer
   x = 61,408.79