Finding the Fourth Proportional to 1,278,748.01, 1,918,105.31 and 367,954.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,278,748.01 : 1,918,105.31 = 367,954.25 : x
2. Step 2: Convert to fraction form
   1,278,748.01/1,918,105.31 = 367,954.25/x
3. Step 3: Cross multiply
   1,278,748.01x = 1,918,105.31 × 367,954.25
4. Step 4: Simplify right side
   1,278,748.01x = 705,774,992,091.43
5. Step 5: Solve for x
   x = 705,774,992,091.43/1,278,748.01
6. Step 6: Final answer
   x = 551,926.56