Finding the Fourth Proportional to 2,011,300.67, 2,775,196.08 and 1,128,278.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011,300.67 : 2,775,196.08 = 1,128,278.16 : x
2. Step 2: Convert to fraction form
   2,011,300.67/2,775,196.08 = 1,128,278.16/x
3. Step 3: Cross multiply
   2,011,300.67x = 2,775,196.08 × 1,128,278.16
4. Step 4: Simplify right side
   2,011,300.67x = 3,131,193,126,781.61
5. Step 5: Solve for x
   x = 3,131,193,126,781.61/2,011,300.67
6. Step 6: Final answer
   x = 1,556,800.12