Finding the Fourth Proportional to 35,410.77, 53,111.01 and 10,449.60

Step by Step Solution

1. Step 1: Write the proportion equation
   35,410.77 : 53,111.01 = 10,449.60 : x
2. Step 2: Convert to fraction form
   35,410.77/53,111.01 = 10,449.60/x
3. Step 3: Cross multiply
   35,410.77x = 53,111.01 × 10,449.60
4. Step 4: Simplify right side
   35,410.77x = 554,988,810.10
5. Step 5: Solve for x
   x = 554,988,810.10/35,410.77
6. Step 6: Final answer
   x = 15,672.88