Finding the Fourth Proportional to 10,946.76, 15,068.52 and 9,547.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,946.76 : 15,068.52 = 9,547.08 : x
2. Step 2: Convert to fraction form
   10,946.76/15,068.52 = 9,547.08/x
3. Step 3: Cross multiply
   10,946.76x = 15,068.52 × 9,547.08
4. Step 4: Simplify right side
   10,946.76x = 143,860,365.92
5. Step 5: Solve for x
   x = 143,860,365.92/10,946.76
6. Step 6: Final answer
   x = 13,141.82