Finding the Fourth Proportional to 71,667.63, 107,500.55 and 43,595.37

Step by Step Solution

1. Step 1: Write the proportion equation
   71,667.63 : 107,500.55 = 43,595.37 : x
2. Step 2: Convert to fraction form
   71,667.63/107,500.55 = 43,595.37/x
3. Step 3: Cross multiply
   71,667.63x = 107,500.55 × 43,595.37
4. Step 4: Simplify right side
   71,667.63x = 4,686,526,034.48
5. Step 5: Solve for x
   x = 4,686,526,034.48/71,667.63
6. Step 6: Final answer
   x = 65,392.51