Finding the Fourth Proportional to 493,695.24, 740,389.72 and 178,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   493,695.24 : 740,389.72 = 178,111.12 : x
2. Step 2: Convert to fraction form
   493,695.24/740,389.72 = 178,111.12/x
3. Step 3: Cross multiply
   493,695.24x = 740,389.72 × 178,111.12
4. Step 4: Simplify right side
   493,695.24x = 131,871,642,265.69
5. Step 5: Solve for x
   x = 131,871,642,265.69/493,695.24
6. Step 6: Final answer
   x = 267,111.43