Finding the Fourth Proportional to 72,856.54, 109,315.07 and 34,886.71

Step by Step Solution

1. Step 1: Write the proportion equation
   72,856.54 : 109,315.07 = 34,886.71 : x
2. Step 2: Convert to fraction form
   72,856.54/109,315.07 = 34,886.71/x
3. Step 3: Cross multiply
   72,856.54x = 109,315.07 × 34,886.71
4. Step 4: Simplify right side
   72,856.54x = 3,813,643,238.76
5. Step 5: Solve for x
   x = 3,813,643,238.76/72,856.54
6. Step 6: Final answer
   x = 52,344.56