Finding the Fourth Proportional to 83,665.47, 125,499.73 and 30,395.28

Step by Step Solution

1. Step 1: Write the proportion equation
   83,665.47 : 125,499.73 = 30,395.28 : x
2. Step 2: Convert to fraction form
   83,665.47/125,499.73 = 30,395.28/x
3. Step 3: Cross multiply
   83,665.47x = 125,499.73 × 30,395.28
4. Step 4: Simplify right side
   83,665.47x = 3,814,599,433.27
5. Step 5: Solve for x
   x = 3,814,599,433.27/83,665.47
6. Step 6: Final answer
   x = 45,593.47