Finding the Third Proportional to 17,665,317 and 26,586,426.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,665,317 : 26,586,426.75 = 26,586,426.75 : x
2. Step 2: Convert to fraction form
   17,665,317/26,586,426.75 = 26,586,426.75/x
3. Step 3: Cross multiply
   17,665,317x = 26,586,426.75 × 26,586,426.75
4. Step 4: Simplify right side
   17,665,317x = 706,838,087,333,115.50
5. Step 5: Solve for x
   x = 706,838,087,333,115.50/17,665,317
6. Step 6: Final answer
   x = 40,012,759.88