Finding the Fourth Proportional to 111,059.81, 153,282.27 and 65,762.94

Step by Step Solution

1. Step 1: Write the proportion equation
   111,059.81 : 153,282.27 = 65,762.94 : x
2. Step 2: Convert to fraction form
   111,059.81/153,282.27 = 65,762.94/x
3. Step 3: Cross multiply
   111,059.81x = 153,282.27 × 65,762.94
4. Step 4: Simplify right side
   111,059.81x = 10,080,292,684.28
5. Step 5: Solve for x
   x = 10,080,292,684.28/111,059.81
6. Step 6: Final answer
   x = 90,764.54