Finding the Fourth Proportional to 42,835.64, 64,216.46 and 16,558.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,835.64 : 64,216.46 = 16,558.83 : x
2. Step 2: Convert to fraction form
   42,835.64/64,216.46 = 16,558.83/x
3. Step 3: Cross multiply
   42,835.64x = 64,216.46 × 16,558.83
4. Step 4: Simplify right side
   42,835.64x = 1,063,349,485.74
5. Step 5: Solve for x
   x = 1,063,349,485.74/42,835.64
6. Step 6: Final answer
   x = 24,823.95