Finding the Fourth Proportional to 65,762.72, 90,751.20 and 35,954.72

Step by Step Solution

1. Step 1: Write the proportion equation
   65,762.72 : 90,751.20 = 35,954.72 : x
2. Step 2: Convert to fraction form
   65,762.72/90,751.20 = 35,954.72/x
3. Step 3: Cross multiply
   65,762.72x = 90,751.20 × 35,954.72
4. Step 4: Simplify right side
   65,762.72x = 3,262,933,985.66
5. Step 5: Solve for x
   x = 3,262,933,985.66/65,762.72
6. Step 6: Final answer
   x = 49,616.77