Finding the Fourth Proportional to 65,342.30, 90,158.62 and 42,714.44

Step by Step Solution

1. Step 1: Write the proportion equation
   65,342.30 : 90,158.62 = 42,714.44 : x
2. Step 2: Convert to fraction form
   65,342.30/90,158.62 = 42,714.44/x
3. Step 3: Cross multiply
   65,342.30x = 90,158.62 × 42,714.44
4. Step 4: Simplify right side
   65,342.30x = 3,851,074,825.08
5. Step 5: Solve for x
   x = 3,851,074,825.08/65,342.30
6. Step 6: Final answer
   x = 58,936.94