Finding the Fourth Proportional to 1,973,131.65, 2,723,151.42 and 1,641,401.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973,131.65 : 2,723,151.42 = 1,641,401.55 : x
2. Step 2: Convert to fraction form
   1,973,131.65/2,723,151.42 = 1,641,401.55/x
3. Step 3: Cross multiply
   1,973,131.65x = 2,723,151.42 × 1,641,401.55
4. Step 4: Simplify right side
   1,973,131.65x = 4,469,784,961,672.70
5. Step 5: Solve for x
   x = 4,469,784,961,672.70/1,973,131.65
6. Step 6: Final answer
   x = 2,265,325.26