Finding the Fourth Proportional to 1,686,357.90, 2,326,520.21 and 1,074,401.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,357.90 : 2,326,520.21 = 1,074,401.06 : x
2. Step 2: Convert to fraction form
   1,686,357.90/2,326,520.21 = 1,074,401.06/x
3. Step 3: Cross multiply
   1,686,357.90x = 2,326,520.21 × 1,074,401.06
4. Step 4: Simplify right side
   1,686,357.90x = 2,499,615,762,730.82
5. Step 5: Solve for x
   x = 2,499,615,762,730.82/1,686,357.90
6. Step 6: Final answer
   x = 1,482,256.98