Finding the Fourth Proportional to 83,051.58, 124,503.30 and 30,448.80

Step by Step Solution

1. Step 1: Write the proportion equation
   83,051.58 : 124,503.30 = 30,448.80 : x
2. Step 2: Convert to fraction form
   83,051.58/124,503.30 = 30,448.80/x
3. Step 3: Cross multiply
   83,051.58x = 124,503.30 × 30,448.80
4. Step 4: Simplify right side
   83,051.58x = 3,790,976,081.04
5. Step 5: Solve for x
   x = 3,790,976,081.04/83,051.58
6. Step 6: Final answer
   x = 45,646.04