Finding the Fourth Proportional to 35,513.29, 53,260.72 and 10,547.47

Step by Step Solution

1. Step 1: Write the proportion equation
   35,513.29 : 53,260.72 = 10,547.47 : x
2. Step 2: Convert to fraction form
   35,513.29/53,260.72 = 10,547.47/x
3. Step 3: Cross multiply
   35,513.29x = 53,260.72 × 10,547.47
4. Step 4: Simplify right side
   35,513.29x = 561,765,846.38
5. Step 5: Solve for x
   x = 561,765,846.38/35,513.29
6. Step 6: Final answer
   x = 15,818.47