Finding the Fourth Proportional to 9,926.34, 14,815.23 and 9,762.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,926.34 : 14,815.23 = 9,762.31 : x
2. Step 2: Convert to fraction form
   9,926.34/14,815.23 = 9,762.31/x
3. Step 3: Cross multiply
   9,926.34x = 14,815.23 × 9,762.31
4. Step 4: Simplify right side
   9,926.34x = 144,630,867.98
5. Step 5: Solve for x
   x = 144,630,867.98/9,926.34
6. Step 6: Final answer
   x = 14,570.41