Finding the Fourth Proportional to 129,667.46, 194,494.30 and 39,710.14

Step by Step Solution

1. Step 1: Write the proportion equation
   129,667.46 : 194,494.30 = 39,710.14 : x
2. Step 2: Convert to fraction form
   129,667.46/194,494.30 = 39,710.14/x
3. Step 3: Cross multiply
   129,667.46x = 194,494.30 × 39,710.14
4. Step 4: Simplify right side
   129,667.46x = 7,723,395,296.69
5. Step 5: Solve for x
   x = 7,723,395,296.69/129,667.46
6. Step 6: Final answer
   x = 59,563.10