Finding the Fourth Proportional to 146,826, 202,602.69 and 86,383.35

Step by Step Solution

1. Step 1: Write the proportion equation
   146,826 : 202,602.69 = 86,383.35 : x
2. Step 2: Convert to fraction form
   146,826/202,602.69 = 86,383.35/x
3. Step 3: Cross multiply
   146,826x = 202,602.69 × 86,383.35
4. Step 4: Simplify right side
   146,826x = 17,501,499,081.21
5. Step 5: Solve for x
   x = 17,501,499,081.21/146,826
6. Step 6: Final answer
   x = 119,198.91