Finding the Fourth Proportional to 2,128,072.37, 2,936,810.66 and 1,161,255.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128,072.37 : 2,936,810.66 = 1,161,255.69 : x
2. Step 2: Convert to fraction form
   2,128,072.37/2,936,810.66 = 1,161,255.69/x
3. Step 3: Cross multiply
   2,128,072.37x = 2,936,810.66 × 1,161,255.69
4. Step 4: Simplify right side
   2,128,072.37x = 3,410,388,083,571.38
5. Step 5: Solve for x
   x = 3,410,388,083,571.38/2,128,072.37
6. Step 6: Final answer
   x = 1,602,571.48