Finding the Fourth Proportional to 23,250.69, 34,875.10 and 9,918.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,250.69 : 34,875.10 = 9,918.18 : x
2. Step 2: Convert to fraction form
   23,250.69/34,875.10 = 9,918.18/x
3. Step 3: Cross multiply
   23,250.69x = 34,875.10 × 9,918.18
4. Step 4: Simplify right side
   23,250.69x = 345,897,519.32
5. Step 5: Solve for x
   x = 345,897,519.32/23,250.69
6. Step 6: Final answer
   x = 14,876.87