Finding the Fourth Proportional to 65,401.86, 90,251.91 and 37,106.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,401.86 : 90,251.91 = 37,106.94 : x
2. Step 2: Convert to fraction form
   65,401.86/90,251.91 = 37,106.94/x
3. Step 3: Cross multiply
   65,401.86x = 90,251.91 × 37,106.94
4. Step 4: Simplify right side
   65,401.86x = 3,348,972,209.26
5. Step 5: Solve for x
   x = 3,348,972,209.26/65,401.86
6. Step 6: Final answer
   x = 51,206.07