Finding the Fourth Proportional to 1,773,608.10, 2,660,412.15 and 1,773,608.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773,608.10 : 2,660,412.15 = 1,773,608.10 : x
2. Step 2: Convert to fraction form
   1,773,608.10/2,660,412.15 = 1,773,608.10/x
3. Step 3: Cross multiply
   1,773,608.10x = 2,660,412.15 × 1,773,608.10
4. Step 4: Simplify right side
   1,773,608.10x = 4,718,528,538,578.42
5. Step 5: Solve for x
   x = 4,718,528,538,578.42/1,773,608.10
6. Step 6: Final answer
   x = 2,660,412.15