Finding the Fourth Proportional to 35,511,100.84, 53,269,722.78 and 12,480,066.28

Step by Step Solution

1. Step 1: Write the proportion equation
   35,511,100.84 : 53,269,722.78 = 12,480,066.28 : x
2. Step 2: Convert to fraction form
   35,511,100.84/53,269,722.78 = 12,480,066.28/x
3. Step 3: Cross multiply
   35,511,100.84x = 53,269,722.78 × 12,480,066.28
4. Step 4: Simplify right side
   35,511,100.84x = 664,809,671,011,625.88
5. Step 5: Solve for x
   x = 664,809,671,011,625.88/35,511,100.84
6. Step 6: Final answer
   x = 18,721,178.88