Finding the Fourth Proportional to 65,714.09, 90,685.37 and 35,499.41

Step by Step Solution

1. Step 1: Write the proportion equation
   65,714.09 : 90,685.37 = 35,499.41 : x
2. Step 2: Convert to fraction form
   65,714.09/90,685.37 = 35,499.41/x
3. Step 3: Cross multiply
   65,714.09x = 90,685.37 × 35,499.41
4. Step 4: Simplify right side
   65,714.09x = 3,219,276,499.71
5. Step 5: Solve for x
   x = 3,219,276,499.71/65,714.09
6. Step 6: Final answer
   x = 48,989.14