Finding the Fourth Proportional to 1,918,144.72, 2,648,100.36 and 1,154,386

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,144.72 : 2,648,100.36 = 1,154,386 : x
2. Step 2: Convert to fraction form
   1,918,144.72/2,648,100.36 = 1,154,386/x
3. Step 3: Cross multiply
   1,918,144.72x = 2,648,100.36 × 1,154,386
4. Step 4: Simplify right side
   1,918,144.72x = 3,056,929,982,178.96
5. Step 5: Solve for x
   x = 3,056,929,982,178.96/1,918,144.72
6. Step 6: Final answer
   x = 1,593,691.00