Finding the Fourth Proportional to 111,852.76, 154,347.54 and 65,905.24

Step by Step Solution

1. Step 1: Write the proportion equation
   111,852.76 : 154,347.54 = 65,905.24 : x
2. Step 2: Convert to fraction form
   111,852.76/154,347.54 = 65,905.24/x
3. Step 3: Cross multiply
   111,852.76x = 154,347.54 × 65,905.24
4. Step 4: Simplify right side
   111,852.76x = 10,172,311,667.11
5. Step 5: Solve for x
   x = 10,172,311,667.11/111,852.76
6. Step 6: Final answer
   x = 90,943.77