Finding the Fourth Proportional to 65,304.18, 90,093.87 and 42,635.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,304.18 : 90,093.87 = 42,635.94 : x
2. Step 2: Convert to fraction form
   65,304.18/90,093.87 = 42,635.94/x
3. Step 3: Cross multiply
   65,304.18x = 90,093.87 × 42,635.94
4. Step 4: Simplify right side
   65,304.18x = 3,841,236,835.69
5. Step 5: Solve for x
   x = 3,841,236,835.69/65,304.18
6. Step 6: Final answer
   x = 58,820.69