Finding the Fourth Proportional to 42,994.16, 64,461 and 16,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,994.16 : 64,461 = 16,676.72 : x
2. Step 2: Convert to fraction form
   42,994.16/64,461 = 16,676.72/x
3. Step 3: Cross multiply
   42,994.16x = 64,461 × 16,676.72
4. Step 4: Simplify right side
   42,994.16x = 1,074,998,047.92
5. Step 5: Solve for x
   x = 1,074,998,047.92/42,994.16
6. Step 6: Final answer
   x = 25,003.35