Finding the Fourth Proportional to 67,402.90, 93,015.74 and 37,190.10

Step by Step Solution

1. Step 1: Write the proportion equation
   67,402.90 : 93,015.74 = 37,190.10 : x
2. Step 2: Convert to fraction form
   67,402.90/93,015.74 = 37,190.10/x
3. Step 3: Cross multiply
   67,402.90x = 93,015.74 × 37,190.10
4. Step 4: Simplify right side
   67,402.90x = 3,459,265,113.96
5. Step 5: Solve for x
   x = 3,459,265,113.96/67,402.90
6. Step 6: Final answer
   x = 51,322.20