Finding the Fourth Proportional to 171,700.24, 257,398.56 and 65,010.08

Step by Step Solution

1. Step 1: Write the proportion equation
   171,700.24 : 257,398.56 = 65,010.08 : x
2. Step 2: Convert to fraction form
   171,700.24/257,398.56 = 65,010.08/x
3. Step 3: Cross multiply
   171,700.24x = 257,398.56 × 65,010.08
4. Step 4: Simplify right side
   171,700.24x = 16,733,500,977.48
5. Step 5: Solve for x
   x = 16,733,500,977.48/171,700.24
6. Step 6: Final answer
   x = 97,457.64