Finding the Fourth Proportional to 42,994.57, 64,453.38 and 16,693.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,994.57 : 64,453.38 = 16,693.06 : x
2. Step 2: Convert to fraction form
   42,994.57/64,453.38 = 16,693.06/x
3. Step 3: Cross multiply
   42,994.57x = 64,453.38 × 16,693.06
4. Step 4: Simplify right side
   42,994.57x = 1,075,924,139.54
5. Step 5: Solve for x
   x = 1,075,924,139.54/42,994.57
6. Step 6: Final answer
   x = 25,024.65