Finding the Fourth Proportional to 65,483.94, 90,344.16 and 42,835.86

Step by Step Solution

1. Step 1: Write the proportion equation
   65,483.94 : 90,344.16 = 42,835.86 : x
2. Step 2: Convert to fraction form
   65,483.94/90,344.16 = 42,835.86/x
3. Step 3: Cross multiply
   65,483.94x = 90,344.16 × 42,835.86
4. Step 4: Simplify right side
   65,483.94x = 3,869,969,789.58
5. Step 5: Solve for x
   x = 3,869,969,789.58/65,483.94
6. Step 6: Final answer
   x = 59,098.00