Finding the Fourth Proportional to 35,513.42, 53,256.29 and 13,314.69

Step by Step Solution

1. Step 1: Write the proportion equation
   35,513.42 : 53,256.29 = 13,314.69 : x
2. Step 2: Convert to fraction form
   35,513.42/53,256.29 = 13,314.69/x
3. Step 3: Cross multiply
   35,513.42x = 53,256.29 × 13,314.69
4. Step 4: Simplify right side
   35,513.42x = 709,090,991.90
5. Step 5: Solve for x
   x = 709,090,991.90/35,513.42
6. Step 6: Final answer
   x = 19,966.85