Finding the Fourth Proportional to 67,439.86, 93,061.11 and 43,198.05

Step by Step Solution

1. Step 1: Write the proportion equation
   67,439.86 : 93,061.11 = 43,198.05 : x
2. Step 2: Convert to fraction form
   67,439.86/93,061.11 = 43,198.05/x
3. Step 3: Cross multiply
   67,439.86x = 93,061.11 × 43,198.05
4. Step 4: Simplify right side
   67,439.86x = 4,020,058,482.84
5. Step 5: Solve for x
   x = 4,020,058,482.84/67,439.86
6. Step 6: Final answer
   x = 59,609.53