Finding the Fourth Proportional to 119,307.91, 164,645.31 and 65,593.84

Step by Step Solution

1. Step 1: Write the proportion equation
   119,307.91 : 164,645.31 = 65,593.84 : x
2. Step 2: Convert to fraction form
   119,307.91/164,645.31 = 65,593.84/x
3. Step 3: Cross multiply
   119,307.91x = 164,645.31 × 65,593.84
4. Step 4: Simplify right side
   119,307.91x = 10,799,718,120.89
5. Step 5: Solve for x
   x = 10,799,718,120.89/119,307.91
6. Step 6: Final answer
   x = 90,519.72