Finding the Fourth Proportional to 53,667.16, 80,396.02 and 35,143

Step by Step Solution

1. Step 1: Write the proportion equation
   53,667.16 : 80,396.02 = 35,143 : x
2. Step 2: Convert to fraction form
   53,667.16/80,396.02 = 35,143/x
3. Step 3: Cross multiply
   53,667.16x = 80,396.02 × 35,143
4. Step 4: Simplify right side
   53,667.16x = 2,825,357,330.86
5. Step 5: Solve for x
   x = 2,825,357,330.86/53,667.16
6. Step 6: Final answer
   x = 52,645.93