Finding the Fourth Proportional to 112,746.06, 155,694.15 and 84,402.54

Step by Step Solution

1. Step 1: Write the proportion equation
   112,746.06 : 155,694.15 = 84,402.54 : x
2. Step 2: Convert to fraction form
   112,746.06/155,694.15 = 84,402.54/x
3. Step 3: Cross multiply
   112,746.06x = 155,694.15 × 84,402.54
4. Step 4: Simplify right side
   112,746.06x = 13,140,981,723.14
5. Step 5: Solve for x
   x = 13,140,981,723.14/112,746.06
6. Step 6: Final answer
   x = 116,553.80