Finding the Fourth Proportional to 35,485.04, 53,133.72 and 21,426.32

Step by Step Solution

1. Step 1: Write the proportion equation
   35,485.04 : 53,133.72 = 21,426.32 : x
2. Step 2: Convert to fraction form
   35,485.04/53,133.72 = 21,426.32/x
3. Step 3: Cross multiply
   35,485.04x = 53,133.72 × 21,426.32
4. Step 4: Simplify right side
   35,485.04x = 1,138,460,087.51
5. Step 5: Solve for x
   x = 1,138,460,087.51/35,485.04
6. Step 6: Final answer
   x = 32,082.82