Finding the Fourth Proportional to 42,097.98, 63,145.41 and 10,507.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,097.98 : 63,145.41 = 10,507.98 : x
2. Step 2: Convert to fraction form
   42,097.98/63,145.41 = 10,507.98/x
3. Step 3: Cross multiply
   42,097.98x = 63,145.41 × 10,507.98
4. Step 4: Simplify right side
   42,097.98x = 663,530,705.37
5. Step 5: Solve for x
   x = 663,530,705.37/42,097.98
6. Step 6: Final answer
   x = 15,761.58