Finding the Fourth Proportional to 42,997.84, 64,500.82 and 16,704.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,997.84 : 64,500.82 = 16,704.60 : x
2. Step 2: Convert to fraction form
   42,997.84/64,500.82 = 16,704.60/x
3. Step 3: Cross multiply
   42,997.84x = 64,500.82 × 16,704.60
4. Step 4: Simplify right side
   42,997.84x = 1,077,460,397.77
5. Step 5: Solve for x
   x = 1,077,460,397.77/42,997.84
6. Step 6: Final answer
   x = 25,058.48