Finding the Fourth Proportional to 67,420.34, 101,099.24 and 39,348.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,420.34 : 101,099.24 = 39,348.50 : x
2. Step 2: Convert to fraction form
   67,420.34/101,099.24 = 39,348.50/x
3. Step 3: Cross multiply
   67,420.34x = 101,099.24 × 39,348.50
4. Step 4: Simplify right side
   67,420.34x = 3,978,103,445.14
5. Step 5: Solve for x
   x = 3,978,103,445.14/67,420.34
6. Step 6: Final answer
   x = 59,004.50