Finding the Fourth Proportional to 155,026.90, 213,879.72 and 97,650.82

Step by Step Solution

1. Step 1: Write the proportion equation
   155,026.90 : 213,879.72 = 97,650.82 : x
2. Step 2: Convert to fraction form
   155,026.90/213,879.72 = 97,650.82/x
3. Step 3: Cross multiply
   155,026.90x = 213,879.72 × 97,650.82
4. Step 4: Simplify right side
   155,026.90x = 20,885,530,039.37
5. Step 5: Solve for x
   x = 20,885,530,039.37/155,026.90
6. Step 6: Final answer
   x = 134,721.97