Finding the Fourth Proportional to 83,410.29, 125,131.77 and 30,820.23

Step by Step Solution

1. Step 1: Write the proportion equation
   83,410.29 : 125,131.77 = 30,820.23 : x
2. Step 2: Convert to fraction form
   83,410.29/125,131.77 = 30,820.23/x
3. Step 3: Cross multiply
   83,410.29x = 125,131.77 × 30,820.23
4. Step 4: Simplify right side
   83,410.29x = 3,856,589,931.71
5. Step 5: Solve for x
   x = 3,856,589,931.71/83,410.29
6. Step 6: Final answer
   x = 46,236.38