Finding the Fourth Proportional to 3,592,144.31, 5,388,926.28 and 1,317,689.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,592,144.31 : 5,388,926.28 = 1,317,689.83 : x
2. Step 2: Convert to fraction form
   3,592,144.31/5,388,926.28 = 1,317,689.83/x
3. Step 3: Cross multiply
   3,592,144.31x = 5,388,926.28 × 1,317,689.83
4. Step 4: Simplify right side
   3,592,144.31x = 7,100,933,326,831.10
5. Step 5: Solve for x
   x = 7,100,933,326,831.10/3,592,144.31
6. Step 6: Final answer
   x = 1,976,795.12