Finding the Third Proportional to 17,726,350 and 38,558,540

Step by Step Solution

1. Step 1: Write the proportion equation
   17,726,350 : 38,558,540 = 38,558,540 : x
2. Step 2: Convert to fraction form
   17,726,350/38,558,540 = 38,558,540/x
3. Step 3: Cross multiply
   17,726,350x = 38,558,540 × 38,558,540
4. Step 4: Simplify right side
   17,726,350x = 1,486,761,006,931,600
5. Step 5: Solve for x
   x = 1,486,761,006,931,600/17,726,350
6. Step 6: Final answer
   x = 83,872,935.32