Finding the Fourth Proportional to 83,113.74, 124,634.56 and 45,662.58

Step by Step Solution

1. Step 1: Write the proportion equation
   83,113.74 : 124,634.56 = 45,662.58 : x
2. Step 2: Convert to fraction form
   83,113.74/124,634.56 = 45,662.58/x
3. Step 3: Cross multiply
   83,113.74x = 124,634.56 × 45,662.58
4. Step 4: Simplify right side
   83,113.74x = 5,691,135,452.61
5. Step 5: Solve for x
   x = 5,691,135,452.61/83,113.74
6. Step 6: Final answer
   x = 68,474.06