Finding the Fourth Proportional to 67,402.56, 93,016.48 and 37,189.20

Step by Step Solution

1. Step 1: Write the proportion equation
   67,402.56 : 93,016.48 = 37,189.20 : x
2. Step 2: Convert to fraction form
   67,402.56/93,016.48 = 37,189.20/x
3. Step 3: Cross multiply
   67,402.56x = 93,016.48 × 37,189.20
4. Step 4: Simplify right side
   67,402.56x = 3,459,208,478.02
5. Step 5: Solve for x
   x = 3,459,208,478.02/67,402.56
6. Step 6: Final answer
   x = 51,321.62