Finding the Fourth Proportional to 67,401.56, 93,015.10 and 37,188.20

Step by Step Solution

1. Step 1: Write the proportion equation
   67,401.56 : 93,015.10 = 37,188.20 : x
2. Step 2: Convert to fraction form
   67,401.56/93,015.10 = 37,188.20/x
3. Step 3: Cross multiply
   67,401.56x = 93,015.10 × 37,188.20
4. Step 4: Simplify right side
   67,401.56x = 3,459,064,141.82
5. Step 5: Solve for x
   x = 3,459,064,141.82/67,401.56
6. Step 6: Final answer
   x = 51,320.24