Finding the Third Proportional to 17,389,394 and 38,138,020

Step by Step Solution

1. Step 1: Write the proportion equation
   17,389,394 : 38,138,020 = 38,138,020 : x
2. Step 2: Convert to fraction form
   17,389,394/38,138,020 = 38,138,020/x
3. Step 3: Cross multiply
   17,389,394x = 38,138,020 × 38,138,020
4. Step 4: Simplify right side
   17,389,394x = 1,454,508,569,520,400
5. Step 5: Solve for x
   x = 1,454,508,569,520,400/17,389,394
6. Step 6: Final answer
   x = 83,643,430.56