Finding the Fourth Proportional to 110,688, 152,749.44 and 65,976

Step by Step Solution

1. Step 1: Write the proportion equation
   110,688 : 152,749.44 = 65,976 : x
2. Step 2: Convert to fraction form
   110,688/152,749.44 = 65,976/x
3. Step 3: Cross multiply
   110,688x = 152,749.44 × 65,976
4. Step 4: Simplify right side
   110,688x = 10,077,797,053.44
5. Step 5: Solve for x
   x = 10,077,797,053.44/110,688
6. Step 6: Final answer
   x = 91,046.88