Finding the Fourth Proportional to 119,071.89, 164,318.64 and 65,357.82

Step by Step Solution

1. Step 1: Write the proportion equation
   119,071.89 : 164,318.64 = 65,357.82 : x
2. Step 2: Convert to fraction form
   119,071.89/164,318.64 = 65,357.82/x
3. Step 3: Cross multiply
   119,071.89x = 164,318.64 × 65,357.82
4. Step 4: Simplify right side
   119,071.89x = 10,739,508,466.87
5. Step 5: Solve for x
   x = 10,739,508,466.87/119,071.89
6. Step 6: Final answer
   x = 90,193.48