Finding the Fourth Proportional to 10,375, 14,312.56 and 7,018.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,375 : 14,312.56 = 7,018.99 : x
2. Step 2: Convert to fraction form
   10,375/14,312.56 = 7,018.99/x
3. Step 3: Cross multiply
   10,375x = 14,312.56 × 7,018.99
4. Step 4: Simplify right side
   10,375x = 100,459,715.51
5. Step 5: Solve for x
   x = 100,459,715.51/10,375
6. Step 6: Final answer
   x = 9,682.86