Finding the Fourth Proportional to 222,890.16, 334,346.58 and 65,131.32

Step by Step Solution

1. Step 1: Write the proportion equation
   222,890.16 : 334,346.58 = 65,131.32 : x
2. Step 2: Convert to fraction form
   222,890.16/334,346.58 = 65,131.32/x
3. Step 3: Cross multiply
   222,890.16x = 334,346.58 × 65,131.32
4. Step 4: Simplify right side
   222,890.16x = 21,776,434,092.89
5. Step 5: Solve for x
   x = 21,776,434,092.89/222,890.16
6. Step 6: Final answer
   x = 97,700.29