Finding the Third Proportional to 8,784,385,916 and 13,382,404,313

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784,385,916 : 13,382,404,313 = 13,382,404,313 : x
2. Step 2: Convert to fraction form
   8,784,385,916/13,382,404,313 = 13,382,404,313/x
3. Step 3: Cross multiply
   8,784,385,916x = 13,382,404,313 × 13,382,404,313
4. Step 4: Simplify right side
   8,784,385,916x = 179,088,745,196,601,016,320
5. Step 5: Solve for x
   x = 179,088,745,196,601,016,320/8,784,385,916
6. Step 6: Final answer
   x = 20,387,167,288.54