Finding the Fourth Proportional to 1,648,038.72, 2,472,976.62 and 889,864.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,038.72 : 2,472,976.62 = 889,864.14 : x
2. Step 2: Convert to fraction form
   1,648,038.72/2,472,976.62 = 889,864.14/x
3. Step 3: Cross multiply
   1,648,038.72x = 2,472,976.62 × 889,864.14
4. Step 4: Simplify right side
   1,648,038.72x = 2,200,613,213,196.41
5. Step 5: Solve for x
   x = 2,200,613,213,196.41/1,648,038.72
6. Step 6: Final answer
   x = 1,335,292.18