Finding the Fourth Proportional to 83,788.59, 115,621.38 and 49,327.85

Step by Step Solution

1. Step 1: Write the proportion equation
   83,788.59 : 115,621.38 = 49,327.85 : x
2. Step 2: Convert to fraction form
   83,788.59/115,621.38 = 49,327.85/x
3. Step 3: Cross multiply
   83,788.59x = 115,621.38 × 49,327.85
4. Step 4: Simplify right side
   83,788.59x = 5,703,354,089.43
5. Step 5: Solve for x
   x = 5,703,354,089.43/83,788.59
6. Step 6: Final answer
   x = 68,068.39