Finding the Third Proportional to 17,121,908 and 35,661,000

Step by Step Solution

1. Step 1: Write the proportion equation
   17,121,908 : 35,661,000 = 35,661,000 : x
2. Step 2: Convert to fraction form
   17,121,908/35,661,000 = 35,661,000/x
3. Step 3: Cross multiply
   17,121,908x = 35,661,000 × 35,661,000
4. Step 4: Simplify right side
   17,121,908x = 1,271,706,921,000,000
5. Step 5: Solve for x
   x = 1,271,706,921,000,000/17,121,908
6. Step 6: Final answer
   x = 74,273,668.62