Finding the Fourth Proportional to 80,522.84, 111,131.76 and 48,691.96

Step by Step Solution

1. Step 1: Write the proportion equation
   80,522.84 : 111,131.76 = 48,691.96 : x
2. Step 2: Convert to fraction form
   80,522.84/111,131.76 = 48,691.96/x
3. Step 3: Cross multiply
   80,522.84x = 111,131.76 × 48,691.96
4. Step 4: Simplify right side
   80,522.84x = 5,411,223,212.65
5. Step 5: Solve for x
   x = 5,411,223,212.65/80,522.84
6. Step 6: Final answer
   x = 67,201.10