Finding the Fourth Proportional to 67,537.72, 93,210.06 and 40,693.78

Step by Step Solution

1. Step 1: Write the proportion equation
   67,537.72 : 93,210.06 = 40,693.78 : x
2. Step 2: Convert to fraction form
   67,537.72/93,210.06 = 40,693.78/x
3. Step 3: Cross multiply
   67,537.72x = 93,210.06 × 40,693.78
4. Step 4: Simplify right side
   67,537.72x = 3,793,069,675.43
5. Step 5: Solve for x
   x = 3,793,069,675.43/67,537.72
6. Step 6: Final answer
   x = 56,162.24