Finding the Fourth Proportional to 43,868.96, 65,667.28 and 35,478.72

Step by Step Solution

1. Step 1: Write the proportion equation
   43,868.96 : 65,667.28 = 35,478.72 : x
2. Step 2: Convert to fraction form
   43,868.96/65,667.28 = 35,478.72/x
3. Step 3: Cross multiply
   43,868.96x = 65,667.28 × 35,478.72
4. Step 4: Simplify right side
   43,868.96x = 2,329,791,040.28
5. Step 5: Solve for x
   x = 2,329,791,040.28/43,868.96
6. Step 6: Final answer
   x = 53,107.96