Finding the Fourth Proportional to 493,564.72, 681,119.52 and 267,210.16

Step by Step Solution

1. Step 1: Write the proportion equation
   493,564.72 : 681,119.52 = 267,210.16 : x
2. Step 2: Convert to fraction form
   493,564.72/681,119.52 = 267,210.16/x
3. Step 3: Cross multiply
   493,564.72x = 681,119.52 × 267,210.16
4. Step 4: Simplify right side
   493,564.72x = 182,002,055,918.32
5. Step 5: Solve for x
   x = 182,002,055,918.32/493,564.72
6. Step 6: Final answer
   x = 368,750.13