Finding the Fourth Proportional to 83,771.71, 115,605.59 and 45,531.25

Step by Step Solution

1. Step 1: Write the proportion equation
   83,771.71 : 115,605.59 = 45,531.25 : x
2. Step 2: Convert to fraction form
   83,771.71/115,605.59 = 45,531.25/x
3. Step 3: Cross multiply
   83,771.71x = 115,605.59 × 45,531.25
4. Step 4: Simplify right side
   83,771.71x = 5,263,667,019.69
5. Step 5: Solve for x
   x = 5,263,667,019.69/83,771.71
6. Step 6: Final answer
   x = 62,833.47