Finding the Fourth Proportional to 1,648,111.40, 2,472,877.52 and 889,802.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,111.40 : 2,472,877.52 = 889,802.29 : x
2. Step 2: Convert to fraction form
   1,648,111.40/2,472,877.52 = 889,802.29/x
3. Step 3: Cross multiply
   1,648,111.40x = 2,472,877.52 × 889,802.29
4. Step 4: Simplify right side
   1,648,111.40x = 2,200,372,080,185.52
5. Step 5: Solve for x
   x = 2,200,372,080,185.52/1,648,111.40
6. Step 6: Final answer
   x = 1,335,086.99