Finding the Fourth Proportional to 83,148.18, 124,734.57 and 30,553.53

Step by Step Solution

1. Step 1: Write the proportion equation
   83,148.18 : 124,734.57 = 30,553.53 : x
2. Step 2: Convert to fraction form
   83,148.18/124,734.57 = 30,553.53/x
3. Step 3: Cross multiply
   83,148.18x = 124,734.57 × 30,553.53
4. Step 4: Simplify right side
   83,148.18x = 3,811,081,426.53
5. Step 5: Solve for x
   x = 3,811,081,426.53/83,148.18
6. Step 6: Final answer
   x = 45,834.81