Finding the Fourth Proportional to 42,533.32, 63,797.82 and 12,950.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,533.32 : 63,797.82 = 12,950.50 : x
2. Step 2: Convert to fraction form
   42,533.32/63,797.82 = 12,950.50/x
3. Step 3: Cross multiply
   42,533.32x = 63,797.82 × 12,950.50
4. Step 4: Simplify right side
   42,533.32x = 826,213,667.91
5. Step 5: Solve for x
   x = 826,213,667.91/42,533.32
6. Step 6: Final answer
   x = 19,425.09