Finding the Fourth Proportional to 65,749.76, 90,734.68 and 35,535

Step by Step Solution

1. Step 1: Write the proportion equation
   65,749.76 : 90,734.68 = 35,535 : x
2. Step 2: Convert to fraction form
   65,749.76/90,734.68 = 35,535/x
3. Step 3: Cross multiply
   65,749.76x = 90,734.68 × 35,535
4. Step 4: Simplify right side
   65,749.76x = 3,224,256,853.80
5. Step 5: Solve for x
   x = 3,224,256,853.80/65,749.76
6. Step 6: Final answer
   x = 49,038.31