Finding the Fourth Proportional to 42,692.30, 64,041.52 and 16,397.03

Step by Step Solution

1. Step 1: Write the proportion equation
   42,692.30 : 64,041.52 = 16,397.03 : x
2. Step 2: Convert to fraction form
   42,692.30/64,041.52 = 16,397.03/x
3. Step 3: Cross multiply
   42,692.30x = 64,041.52 × 16,397.03
4. Step 4: Simplify right side
   42,692.30x = 1,050,090,843.80
5. Step 5: Solve for x
   x = 1,050,090,843.80/42,692.30
6. Step 6: Final answer
   x = 24,596.73