Finding the Fourth Proportional to 12,287,842.83, 16,963,597.82 and 8,976,418.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,287,842.83 : 16,963,597.82 = 8,976,418.71 : x
2. Step 2: Convert to fraction form
   12,287,842.83/16,963,597.82 = 8,976,418.71/x
3. Step 3: Cross multiply
   12,287,842.83x = 16,963,597.82 × 8,976,418.71
4. Step 4: Simplify right side
   12,287,842.83x = 152,272,356,815,481.16
5. Step 5: Solve for x
   x = 152,272,356,815,481.16/12,287,842.83
6. Step 6: Final answer
   x = 12,392,114.62