Finding the Fourth Proportional to 10,021.02, 14,948.00 and 9,180.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,021.02 : 14,948.00 = 9,180.06 : x
2. Step 2: Convert to fraction form
   10,021.02/14,948.00 = 9,180.06/x
3. Step 3: Cross multiply
   10,021.02x = 14,948.00 × 9,180.06
4. Step 4: Simplify right side
   10,021.02x = 137,223,490.98
5. Step 5: Solve for x
   x = 137,223,490.98/10,021.02
6. Step 6: Final answer
   x = 13,693.57