Finding the Fourth Proportional to 67,402.86, 93,015.33 and 37,188.45

Step by Step Solution

1. Step 1: Write the proportion equation
   67,402.86 : 93,015.33 = 37,188.45 : x
2. Step 2: Convert to fraction form
   67,402.86/93,015.33 = 37,188.45/x
3. Step 3: Cross multiply
   67,402.86x = 93,015.33 × 37,188.45
4. Step 4: Simplify right side
   67,402.86x = 3,459,095,948.94
5. Step 5: Solve for x
   x = 3,459,095,948.94/67,402.86
6. Step 6: Final answer
   x = 51,319.72