Finding the Fourth Proportional to 82,100.59, 122,928.44 and 42,574.82

Step by Step Solution

1. Step 1: Write the proportion equation
   82,100.59 : 122,928.44 = 42,574.82 : x
2. Step 2: Convert to fraction form
   82,100.59/122,928.44 = 42,574.82/x
3. Step 3: Cross multiply
   82,100.59x = 122,928.44 × 42,574.82
4. Step 4: Simplify right side
   82,100.59x = 5,233,655,378.36
5. Step 5: Solve for x
   x = 5,233,655,378.36/82,100.59
6. Step 6: Final answer
   x = 63,746.87