Finding the Fourth Proportional to 10,362.30, 14,521.80 and 10,362.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,362.30 : 14,521.80 = 10,362.30 : x
2. Step 2: Convert to fraction form
   10,362.30/14,521.80 = 10,362.30/x
3. Step 3: Cross multiply
   10,362.30x = 14,521.80 × 10,362.30
4. Step 4: Simplify right side
   10,362.30x = 150,479,248.14
5. Step 5: Solve for x
   x = 150,479,248.14/10,362.30
6. Step 6: Final answer
   x = 14,521.80