Finding the Fourth Proportional to 1,419,327.91, 2,128,204.18 and 472,181.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419,327.91 : 2,128,204.18 = 472,181.59 : x
2. Step 2: Convert to fraction form
   1,419,327.91/2,128,204.18 = 472,181.59/x
3. Step 3: Cross multiply
   1,419,327.91x = 2,128,204.18 × 472,181.59
4. Step 4: Simplify right side
   1,419,327.91x = 1,004,898,833,557.05
5. Step 5: Solve for x
   x = 1,004,898,833,557.05/1,419,327.91
6. Step 6: Final answer
   x = 708,010.34