Finding the Fourth Proportional to 119,494.68, 164,907.36 and 65,784.72

Step by Step Solution

1. Step 1: Write the proportion equation
   119,494.68 : 164,907.36 = 65,784.72 : x
2. Step 2: Convert to fraction form
   119,494.68/164,907.36 = 65,784.72/x
3. Step 3: Cross multiply
   119,494.68x = 164,907.36 × 65,784.72
4. Step 4: Simplify right side
   119,494.68x = 10,848,384,503.54
5. Step 5: Solve for x
   x = 10,848,384,503.54/119,494.68
6. Step 6: Final answer
   x = 90,785.50