Finding the Fourth Proportional to 82,875.34, 124,206.09 and 30,222.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,875.34 : 124,206.09 = 30,222.10 : x
2. Step 2: Convert to fraction form
   82,875.34/124,206.09 = 30,222.10/x
3. Step 3: Cross multiply
   82,875.34x = 124,206.09 × 30,222.10
4. Step 4: Simplify right side
   82,875.34x = 3,753,768,872.59
5. Step 5: Solve for x
   x = 3,753,768,872.59/82,875.34
6. Step 6: Final answer
   x = 45,294.16