Finding the Third Proportional to 11,716,785,796.50 and 17,684,138,315.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,716,785,796.50 : 17,684,138,315.25 = 17,684,138,315.25 : x
2. Step 2: Convert to fraction form
   11,716,785,796.50/17,684,138,315.25 = 17,684,138,315.25/x
3. Step 3: Cross multiply
   11,716,785,796.50x = 17,684,138,315.25 × 17,684,138,315.25
4. Step 4: Simplify right side
   11,716,785,796.50x = 312,728,747,952,893,132,800
5. Step 5: Solve for x
   x = 312,728,747,952,893,132,800/11,716,785,796.50
6. Step 6: Final answer
   x = 26,690,660,167.77