Finding the Fourth Proportional to 119,307.39, 164,642.73 and 65,591.94

Step by Step Solution

1. Step 1: Write the proportion equation
   119,307.39 : 164,642.73 = 65,591.94 : x
2. Step 2: Convert to fraction form
   119,307.39/164,642.73 = 65,591.94/x
3. Step 3: Cross multiply
   119,307.39x = 164,642.73 × 65,591.94
4. Step 4: Simplify right side
   119,307.39x = 10,799,236,067.60
5. Step 5: Solve for x
   x = 10,799,236,067.60/119,307.39
6. Step 6: Final answer
   x = 90,516.07