Finding the Fourth Proportional to 493,453, 680,965.14 and 267,100.12

Step by Step Solution

1. Step 1: Write the proportion equation
   493,453 : 680,965.14 = 267,100.12 : x
2. Step 2: Convert to fraction form
   493,453/680,965.14 = 267,100.12/x
3. Step 3: Cross multiply
   493,453x = 680,965.14 × 267,100.12
4. Step 4: Simplify right side
   493,453x = 181,885,870,609.82
5. Step 5: Solve for x
   x = 181,885,870,609.82/493,453
6. Step 6: Final answer
   x = 368,598.17