Finding the Fourth Proportional to 82,787.25, 124,199.39 and 30,196.73

Step by Step Solution

1. Step 1: Write the proportion equation
   82,787.25 : 124,199.39 = 30,196.73 : x
2. Step 2: Convert to fraction form
   82,787.25/124,199.39 = 30,196.73/x
3. Step 3: Cross multiply
   82,787.25x = 124,199.39 × 30,196.73
4. Step 4: Simplify right side
   82,787.25x = 3,750,415,139.76
5. Step 5: Solve for x
   x = 3,750,415,139.76/82,787.25
6. Step 6: Final answer
   x = 45,301.85