Finding the Fourth Proportional to 42,832.23, 64,211.43 and 16,555.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,832.23 : 64,211.43 = 16,555.42 : x
2. Step 2: Convert to fraction form
   42,832.23/64,211.43 = 16,555.42/x
3. Step 3: Cross multiply
   42,832.23x = 64,211.43 × 16,555.42
4. Step 4: Simplify right side
   42,832.23x = 1,063,047,334.80
5. Step 5: Solve for x
   x = 1,063,047,334.80/42,832.23
6. Step 6: Final answer
   x = 24,818.87