Finding the Fourth Proportional to 83,417, 115,115.52 and 45,691.40

Step by Step Solution

1. Step 1: Write the proportion equation
   83,417 : 115,115.52 = 45,691.40 : x
2. Step 2: Convert to fraction form
   83,417/115,115.52 = 45,691.40/x
3. Step 3: Cross multiply
   83,417x = 115,115.52 × 45,691.40
4. Step 4: Simplify right side
   83,417x = 5,259,789,270.53
5. Step 5: Solve for x
   x = 5,259,789,270.53/83,417
6. Step 6: Final answer
   x = 63,054.16