Finding the Fourth Proportional to 740,796.69, 1,111,170.25 and 314,057.96

Step by Step Solution

1. Step 1: Write the proportion equation
   740,796.69 : 1,111,170.25 = 314,057.96 : x
2. Step 2: Convert to fraction form
   740,796.69/1,111,170.25 = 314,057.96/x
3. Step 3: Cross multiply
   740,796.69x = 1,111,170.25 × 314,057.96
4. Step 4: Simplify right side
   740,796.69x = 348,971,860,931.30
5. Step 5: Solve for x
   x = 348,971,860,931.30/740,796.69
6. Step 6: Final answer
   x = 471,076.43