Finding the Fourth Proportional to 13,095.82, 18,071.68 and 7,127.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,095.82 : 18,071.68 = 7,127.50 : x
2. Step 2: Convert to fraction form
   13,095.82/18,071.68 = 7,127.50/x
3. Step 3: Cross multiply
   13,095.82x = 18,071.68 × 7,127.50
4. Step 4: Simplify right side
   13,095.82x = 128,805,899.20
5. Step 5: Solve for x
   x = 128,805,899.20/13,095.82
6. Step 6: Final answer
   x = 9,835.65