Finding the Fourth Proportional to 1,747,662.72, 2,618,136.42 and 1,071,774.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747,662.72 : 2,618,136.42 = 1,071,774.01 : x
2. Step 2: Convert to fraction form
   1,747,662.72/2,618,136.42 = 1,071,774.01/x
3. Step 3: Cross multiply
   1,747,662.72x = 2,618,136.42 × 1,071,774.01
4. Step 4: Simplify right side
   1,747,662.72x = 2,806,050,569,590.44
5. Step 5: Solve for x
   x = 2,806,050,569,590.44/1,747,662.72
6. Step 6: Final answer
   x = 1,605,601.89