Finding the Fourth Proportional to 12,930,005.84, 19,395,105.78 and 5,739,606.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,930,005.84 : 19,395,105.78 = 5,739,606.68 : x
2. Step 2: Convert to fraction form
   12,930,005.84/19,395,105.78 = 5,739,606.68/x
3. Step 3: Cross multiply
   12,930,005.84x = 19,395,105.78 × 5,739,606.68
4. Step 4: Simplify right side
   12,930,005.84x = 111,320,278,694,194.61
5. Step 5: Solve for x
   x = 111,320,278,694,194.61/12,930,005.84
6. Step 6: Final answer
   x = 8,609,453.09