Finding the Fourth Proportional to 42,444.29, 63,682.83 and 12,862.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,444.29 : 63,682.83 = 12,862.37 : x
2. Step 2: Convert to fraction form
   42,444.29/63,682.83 = 12,862.37/x
3. Step 3: Cross multiply
   42,444.29x = 63,682.83 × 12,862.37
4. Step 4: Simplify right side
   42,444.29x = 819,112,122.11
5. Step 5: Solve for x
   x = 819,112,122.11/42,444.29
6. Step 6: Final answer
   x = 19,298.52