Finding the Fourth Proportional to 65,196.93, 89,974.12 and 37,971.05

Step by Step Solution

1. Step 1: Write the proportion equation
   65,196.93 : 89,974.12 = 37,971.05 : x
2. Step 2: Convert to fraction form
   65,196.93/89,974.12 = 37,971.05/x
3. Step 3: Cross multiply
   65,196.93x = 89,974.12 × 37,971.05
4. Step 4: Simplify right side
   65,196.93x = 3,416,411,809.23
5. Step 5: Solve for x
   x = 3,416,411,809.23/65,196.93
6. Step 6: Final answer
   x = 52,401.42