Finding the Fourth Proportional to 82,803.51, 124,223.58 and 30,212.82

Step by Step Solution

1. Step 1: Write the proportion equation
   82,803.51 : 124,223.58 = 30,212.82 : x
2. Step 2: Convert to fraction form
   82,803.51/124,223.58 = 30,212.82/x
3. Step 3: Cross multiply
   82,803.51x = 124,223.58 × 30,212.82
4. Step 4: Simplify right side
   82,803.51x = 3,753,144,662.30
5. Step 5: Solve for x
   x = 3,753,144,662.30/82,803.51
6. Step 6: Final answer
   x = 45,325.91