Finding the Fourth Proportional to 42,338.50, 63,507.84 and 10,748.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,338.50 : 63,507.84 = 10,748.56 : x
2. Step 2: Convert to fraction form
   42,338.50/63,507.84 = 10,748.56/x
3. Step 3: Cross multiply
   42,338.50x = 63,507.84 × 10,748.56
4. Step 4: Simplify right side
   42,338.50x = 682,617,828.71
5. Step 5: Solve for x
   x = 682,617,828.71/42,338.50
6. Step 6: Final answer
   x = 16,122.86