Finding the Fourth Proportional to 83,101.43, 124,619.33 and 30,482.21

Step by Step Solution

1. Step 1: Write the proportion equation
   83,101.43 : 124,619.33 = 30,482.21 : x
2. Step 2: Convert to fraction form
   83,101.43/124,619.33 = 30,482.21/x
3. Step 3: Cross multiply
   83,101.43x = 124,619.33 × 30,482.21
4. Step 4: Simplify right side
   83,101.43x = 3,798,671,964.02
5. Step 5: Solve for x
   x = 3,798,671,964.02/83,101.43
6. Step 6: Final answer
   x = 45,711.27