Finding the Third Proportional to 17,906,859 and 38,368,674

Step by Step Solution

1. Step 1: Write the proportion equation
   17,906,859 : 38,368,674 = 38,368,674 : x
2. Step 2: Convert to fraction form
   17,906,859/38,368,674 = 38,368,674/x
3. Step 3: Cross multiply
   17,906,859x = 38,368,674 × 38,368,674
4. Step 4: Simplify right side
   17,906,859x = 1,472,155,144,518,276
5. Step 5: Solve for x
   x = 1,472,155,144,518,276/17,906,859
6. Step 6: Final answer
   x = 82,211,801.89