Finding the Fourth Proportional to 11,357,302.78, 17,035,990.56 and 2,837,640.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,357,302.78 : 17,035,990.56 = 2,837,640.16 : x
2. Step 2: Convert to fraction form
   11,357,302.78/17,035,990.56 = 2,837,640.16/x
3. Step 3: Cross multiply
   11,357,302.78x = 17,035,990.56 × 2,837,640.16
4. Step 4: Simplify right side
   11,357,302.78x = 48,342,010,978,436.89
5. Step 5: Solve for x
   x = 48,342,010,978,436.89/11,357,302.78
6. Step 6: Final answer
   x = 4,256,469.33