Finding the Fourth Proportional to 119,075.71, 164,323.89 and 65,361.64

Step by Step Solution

1. Step 1: Write the proportion equation
   119,075.71 : 164,323.89 = 65,361.64 : x
2. Step 2: Convert to fraction form
   119,075.71/164,323.89 = 65,361.64/x
3. Step 3: Cross multiply
   119,075.71x = 164,323.89 × 65,361.64
4. Step 4: Simplify right side
   119,075.71x = 10,740,478,941.58
5. Step 5: Solve for x
   x = 10,740,478,941.58/119,075.71
6. Step 6: Final answer
   x = 90,198.74