Finding the Fourth Proportional to 147,478.92, 203,538.18 and 83,826.28

Step by Step Solution

1. Step 1: Write the proportion equation
   147,478.92 : 203,538.18 = 83,826.28 : x
2. Step 2: Convert to fraction form
   147,478.92/203,538.18 = 83,826.28/x
3. Step 3: Cross multiply
   147,478.92x = 203,538.18 × 83,826.28
4. Step 4: Simplify right side
   147,478.92x = 17,061,848,467.37
5. Step 5: Solve for x
   x = 17,061,848,467.37/147,478.92
6. Step 6: Final answer
   x = 115,690.08