Finding the Fourth Proportional to 35,650.51, 53,437.89 and 13,454.48

Step by Step Solution

1. Step 1: Write the proportion equation
   35,650.51 : 53,437.89 = 13,454.48 : x
2. Step 2: Convert to fraction form
   35,650.51/53,437.89 = 13,454.48/x
3. Step 3: Cross multiply
   35,650.51x = 53,437.89 × 13,454.48
4. Step 4: Simplify right side
   35,650.51x = 718,979,022.25
5. Step 5: Solve for x
   x = 718,979,022.25/35,650.51
6. Step 6: Final answer
   x = 20,167.43