Finding the Fourth Proportional to 493,464, 680,980.32 and 267,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   493,464 : 680,980.32 = 267,111.12 : x
2. Step 2: Convert to fraction form
   493,464/680,980.32 = 267,111.12/x
3. Step 3: Cross multiply
   493,464x = 680,980.32 × 267,111.12
4. Step 4: Simplify right side
   493,464x = 181,897,415,973.16
5. Step 5: Solve for x
   x = 181,897,415,973.16/493,464
6. Step 6: Final answer
   x = 368,613.35