Finding the Fourth Proportional to 11,989,606.23, 17,990,314.38 and 5,598,929.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,989,606.23 : 17,990,314.38 = 5,598,929.79 : x
2. Step 2: Convert to fraction form
   11,989,606.23/17,990,314.38 = 5,598,929.79/x
3. Step 3: Cross multiply
   11,989,606.23x = 17,990,314.38 × 5,598,929.79
4. Step 4: Simplify right side
   11,989,606.23x = 100,726,507,113,647.38
5. Step 5: Solve for x
   x = 100,726,507,113,647.38/11,989,606.23
6. Step 6: Final answer
   x = 8,401,152.23