Finding the Fourth Proportional to 42,026.42, 63,066.36 and 19,840.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,026.42 : 63,066.36 = 19,840.52 : x
2. Step 2: Convert to fraction form
   42,026.42/63,066.36 = 19,840.52/x
3. Step 3: Cross multiply
   42,026.42x = 63,066.36 × 19,840.52
4. Step 4: Simplify right side
   42,026.42x = 1,251,269,376.91
5. Step 5: Solve for x
   x = 1,251,269,376.91/42,026.42
6. Step 6: Final answer
   x = 29,773.40