Finding the Fourth Proportional to 42,303.56, 63,410.67 and 14,196.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,303.56 : 63,410.67 = 14,196.96 : x
2. Step 2: Convert to fraction form
   42,303.56/63,410.67 = 14,196.96/x
3. Step 3: Cross multiply
   42,303.56x = 63,410.67 × 14,196.96
4. Step 4: Simplify right side
   42,303.56x = 900,238,745.56
5. Step 5: Solve for x
   x = 900,238,745.56/42,303.56
6. Step 6: Final answer
   x = 21,280.45