Finding the Fourth Proportional to 1,622,522.40, 2,238,886.72 and 897,271.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,622,522.40 : 2,238,886.72 = 897,271.62 : x
2. Step 2: Convert to fraction form
   1,622,522.40/2,238,886.72 = 897,271.62/x
3. Step 3: Cross multiply
   1,622,522.40x = 2,238,886.72 × 897,271.62
4. Step 4: Simplify right side
   1,622,522.40x = 2,008,889,514,250.89
5. Step 5: Solve for x
   x = 2,008,889,514,250.89/1,622,522.40
6. Step 6: Final answer
   x = 1,238,127.45