Finding the Fourth Proportional to 83,068.92, 124,619.82 and 30,478.86

Step by Step Solution

1. Step 1: Write the proportion equation
   83,068.92 : 124,619.82 = 30,478.86 : x
2. Step 2: Convert to fraction form
   83,068.92/124,619.82 = 30,478.86/x
3. Step 3: Cross multiply
   83,068.92x = 124,619.82 × 30,478.86
4. Step 4: Simplify right side
   83,068.92x = 3,798,270,047.01
5. Step 5: Solve for x
   x = 3,798,270,047.01/83,068.92
6. Step 6: Final answer
   x = 45,724.32