Finding the Fourth Proportional to 42,998.33, 64,472.44 and 16,672.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,998.33 : 64,472.44 = 16,672.32 : x
2. Step 2: Convert to fraction form
   42,998.33/64,472.44 = 16,672.32/x
3. Step 3: Cross multiply
   42,998.33x = 64,472.44 × 16,672.32
4. Step 4: Simplify right side
   42,998.33x = 1,074,905,150.86
5. Step 5: Solve for x
   x = 1,074,905,150.86/42,998.33
6. Step 6: Final answer
   x = 24,998.77