Finding the Fourth Proportional to 67,978.40, 93,823.53 and 43,433.43

Step by Step Solution

1. Step 1: Write the proportion equation
   67,978.40 : 93,823.53 = 43,433.43 : x
2. Step 2: Convert to fraction form
   67,978.40/93,823.53 = 43,433.43/x
3. Step 3: Cross multiply
   67,978.40x = 93,823.53 × 43,433.43
4. Step 4: Simplify right side
   67,978.40x = 4,075,077,722.61
5. Step 5: Solve for x
   x = 4,075,077,722.61/67,978.40
6. Step 6: Final answer
   x = 59,946.66