Finding the Fourth Proportional to 67,420.80, 93,040.98 and 37,207

Step by Step Solution

1. Step 1: Write the proportion equation
   67,420.80 : 93,040.98 = 37,207 : x
2. Step 2: Convert to fraction form
   67,420.80/93,040.98 = 37,207/x
3. Step 3: Cross multiply
   67,420.80x = 93,040.98 × 37,207
4. Step 4: Simplify right side
   67,420.80x = 3,461,775,742.86
5. Step 5: Solve for x
   x = 3,461,775,742.86/67,420.80
6. Step 6: Final answer
   x = 51,345.81