Finding the Fourth Proportional to 112,083.06, 154,685.52 and 83,739.54

Step by Step Solution

1. Step 1: Write the proportion equation
   112,083.06 : 154,685.52 = 83,739.54 : x
2. Step 2: Convert to fraction form
   112,083.06/154,685.52 = 83,739.54/x
3. Step 3: Cross multiply
   112,083.06x = 154,685.52 × 83,739.54
4. Step 4: Simplify right side
   112,083.06x = 12,953,294,289.46
5. Step 5: Solve for x
   x = 12,953,294,289.46/112,083.06
6. Step 6: Final answer
   x = 115,568.71