Finding the Fourth Proportional to 216,004.22, 298,092.98 and 117,892.82

Step by Step Solution

1. Step 1: Write the proportion equation
   216,004.22 : 298,092.98 = 117,892.82 : x
2. Step 2: Convert to fraction form
   216,004.22/298,092.98 = 117,892.82/x
3. Step 3: Cross multiply
   216,004.22x = 298,092.98 × 117,892.82
4. Step 4: Simplify right side
   216,004.22x = 35,143,019,954.47
5. Step 5: Solve for x
   x = 35,143,019,954.47/216,004.22
6. Step 6: Final answer
   x = 162,695.99