Finding the Fourth Proportional to 83,465.82, 115,185.78 and 45,740.07

Step by Step Solution

1. Step 1: Write the proportion equation
   83,465.82 : 115,185.78 = 45,740.07 : x
2. Step 2: Convert to fraction form
   83,465.82/115,185.78 = 45,740.07/x
3. Step 3: Cross multiply
   83,465.82x = 115,185.78 × 45,740.07
4. Step 4: Simplify right side
   83,465.82x = 5,268,605,640.20
5. Step 5: Solve for x
   x = 5,268,605,640.20/83,465.82
6. Step 6: Final answer
   x = 63,122.91