Finding the Fourth Proportional to 103,667.57, 155,493.97 and 40,475.86

Step by Step Solution

1. Step 1: Write the proportion equation
   103,667.57 : 155,493.97 = 40,475.86 : x
2. Step 2: Convert to fraction form
   103,667.57/155,493.97 = 40,475.86/x
3. Step 3: Cross multiply
   103,667.57x = 155,493.97 × 40,475.86
4. Step 4: Simplify right side
   103,667.57x = 6,293,752,160.56
5. Step 5: Solve for x
   x = 6,293,752,160.56/103,667.57
6. Step 6: Final answer
   x = 60,710.91