Finding the Fourth Proportional to 83,426.14, 115,128.22 and 45,185.77

Step by Step Solution

1. Step 1: Write the proportion equation
   83,426.14 : 115,128.22 = 45,185.77 : x
2. Step 2: Convert to fraction form
   83,426.14/115,128.22 = 45,185.77/x
3. Step 3: Cross multiply
   83,426.14x = 115,128.22 × 45,185.77
4. Step 4: Simplify right side
   83,426.14x = 5,202,157,269.43
5. Step 5: Solve for x
   x = 5,202,157,269.43/83,426.14
6. Step 6: Final answer
   x = 62,356.44