Finding the Fourth Proportional to 83,009.31, 124,563.39 and 30,422.49

Step by Step Solution

1. Step 1: Write the proportion equation
   83,009.31 : 124,563.39 = 30,422.49 : x
2. Step 2: Convert to fraction form
   83,009.31/124,563.39 = 30,422.49/x
3. Step 3: Cross multiply
   83,009.31x = 124,563.39 × 30,422.49
4. Step 4: Simplify right side
   83,009.31x = 3,789,528,486.64
5. Step 5: Solve for x
   x = 3,789,528,486.64/83,009.31
6. Step 6: Final answer
   x = 45,651.85