Finding the Fourth Proportional to 2,189,034.23, 3,020,638.05 and 1,271,084.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189,034.23 : 3,020,638.05 = 1,271,084.40 : x
2. Step 2: Convert to fraction form
   2,189,034.23/3,020,638.05 = 1,271,084.40/x
3. Step 3: Cross multiply
   2,189,034.23x = 3,020,638.05 × 1,271,084.40
4. Step 4: Simplify right side
   2,189,034.23x = 3,839,485,903,401.42
5. Step 5: Solve for x
   x = 3,839,485,903,401.42/2,189,034.23
6. Step 6: Final answer
   x = 1,753,963.40