Finding the Fourth Proportional to 42,394.35, 63,607.11 and 17,427.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,394.35 : 63,607.11 = 17,427.72 : x
2. Step 2: Convert to fraction form
   42,394.35/63,607.11 = 17,427.72/x
3. Step 3: Cross multiply
   42,394.35x = 63,607.11 × 17,427.72
4. Step 4: Simplify right side
   42,394.35x = 1,108,526,903.09
5. Step 5: Solve for x
   x = 1,108,526,903.09/42,394.35
6. Step 6: Final answer
   x = 26,147.99