Finding the Fourth Proportional to 119,698.27, 165,181.57 and 65,988.28

Step by Step Solution

1. Step 1: Write the proportion equation
   119,698.27 : 165,181.57 = 65,988.28 : x
2. Step 2: Convert to fraction form
   119,698.27/165,181.57 = 65,988.28/x
3. Step 3: Cross multiply
   119,698.27x = 165,181.57 × 65,988.28
4. Step 4: Simplify right side
   119,698.27x = 10,900,047,692.00
5. Step 5: Solve for x
   x = 10,900,047,692.00/119,698.27
6. Step 6: Final answer
   x = 91,062.70