Finding the Fourth Proportional to 11,938.06, 17,897.72 and 7,546.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,938.06 : 17,897.72 = 7,546.30 : x
2. Step 2: Convert to fraction form
   11,938.06/17,897.72 = 7,546.30/x
3. Step 3: Cross multiply
   11,938.06x = 17,897.72 × 7,546.30
4. Step 4: Simplify right side
   11,938.06x = 135,061,564.44
5. Step 5: Solve for x
   x = 135,061,564.44/11,938.06
6. Step 6: Final answer
   x = 11,313.53