Finding the Fourth Proportional to 82,904, 124,480.56 and 49,772.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,904 : 124,480.56 = 49,772.30 : x
2. Step 2: Convert to fraction form
   82,904/124,480.56 = 49,772.30/x
3. Step 3: Cross multiply
   82,904x = 124,480.56 × 49,772.30
4. Step 4: Simplify right side
   82,904x = 6,195,683,776.49
5. Step 5: Solve for x
   x = 6,195,683,776.49/82,904
6. Step 6: Final answer
   x = 74,733.23