Finding the Fourth Proportional to 492,796.82, 680,060.63 and 266,442.32

Step by Step Solution

1. Step 1: Write the proportion equation
   492,796.82 : 680,060.63 = 266,442.32 : x
2. Step 2: Convert to fraction form
   492,796.82/680,060.63 = 266,442.32/x
3. Step 3: Cross multiply
   492,796.82x = 680,060.63 × 266,442.32
4. Step 4: Simplify right side
   492,796.82x = 181,196,931,997.86
5. Step 5: Solve for x
   x = 181,196,931,997.86/492,796.82
6. Step 6: Final answer
   x = 367,690.95