Finding the Fourth Proportional to 67,511.60, 93,173.92 and 40,667.66

Step by Step Solution

1. Step 1: Write the proportion equation
   67,511.60 : 93,173.92 = 40,667.66 : x
2. Step 2: Convert to fraction form
   67,511.60/93,173.92 = 40,667.66/x
3. Step 3: Cross multiply
   67,511.60x = 93,173.92 × 40,667.66
4. Step 4: Simplify right side
   67,511.60x = 3,789,164,731.89
5. Step 5: Solve for x
   x = 3,789,164,731.89/67,511.60
6. Step 6: Final answer
   x = 56,126.13