Finding the Fourth Proportional to 19,973,039.30, 27,562,522.04 and 11,152,626.80

Step by Step Solution

1. Step 1: Write the proportion equation
   19,973,039.30 : 27,562,522.04 = 11,152,626.80 : x
2. Step 2: Convert to fraction form
   19,973,039.30/27,562,522.04 = 11,152,626.80/x
3. Step 3: Cross multiply
   19,973,039.30x = 27,562,522.04 × 11,152,626.80
4. Step 4: Simplify right side
   19,973,039.30x = 307,394,521,978,894.69
5. Step 5: Solve for x
   x = 307,394,521,978,894.69/19,973,039.30
6. Step 6: Final answer
   x = 15,390,473.00