Finding the Fourth Proportional to 140,096.64, 210,144.10 and 65,175.48

Step by Step Solution

1. Step 1: Write the proportion equation
   140,096.64 : 210,144.10 = 65,175.48 : x
2. Step 2: Convert to fraction form
   140,096.64/210,144.10 = 65,175.48/x
3. Step 3: Cross multiply
   140,096.64x = 210,144.10 × 65,175.48
4. Step 4: Simplify right side
   140,096.64x = 13,696,242,586.67
5. Step 5: Solve for x
   x = 13,696,242,586.67/140,096.64
6. Step 6: Final answer
   x = 97,762.82