Finding the Fourth Proportional to 10,427.98, 14,387.01 and 7,907.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,427.98 : 14,387.01 = 7,907.47 : x
2. Step 2: Convert to fraction form
   10,427.98/14,387.01 = 7,907.47/x
3. Step 3: Cross multiply
   10,427.98x = 14,387.01 × 7,907.47
4. Step 4: Simplify right side
   10,427.98x = 113,764,849.96
5. Step 5: Solve for x
   x = 113,764,849.96/10,427.98
6. Step 6: Final answer
   x = 10,909.58