Finding the Fourth Proportional to 65,175, 97,609.36 and 31,790.48

Step by Step Solution

1. Step 1: Write the proportion equation
   65,175 : 97,609.36 = 31,790.48 : x
2. Step 2: Convert to fraction form
   65,175/97,609.36 = 31,790.48/x
3. Step 3: Cross multiply
   65,175x = 97,609.36 × 31,790.48
4. Step 4: Simplify right side
   65,175x = 3,103,048,406.89
5. Step 5: Solve for x
   x = 3,103,048,406.89/65,175
6. Step 6: Final answer
   x = 47,611.02