Finding the Fourth Proportional to 83,786.59, 115,627.46 and 45,548.31

Step by Step Solution

1. Step 1: Write the proportion equation
   83,786.59 : 115,627.46 = 45,548.31 : x
2. Step 2: Convert to fraction form
   83,786.59/115,627.46 = 45,548.31/x
3. Step 3: Cross multiply
   83,786.59x = 115,627.46 × 45,548.31
4. Step 4: Simplify right side
   83,786.59x = 5,266,635,392.59
5. Step 5: Solve for x
   x = 5,266,635,392.59/83,786.59
6. Step 6: Final answer
   x = 62,857.74