Finding the Third Proportional to 17,490,534 and 38,424,510

Step by Step Solution

1. Step 1: Write the proportion equation
   17,490,534 : 38,424,510 = 38,424,510 : x
2. Step 2: Convert to fraction form
   17,490,534/38,424,510 = 38,424,510/x
3. Step 3: Cross multiply
   17,490,534x = 38,424,510 × 38,424,510
4. Step 4: Simplify right side
   17,490,534x = 1,476,442,968,740,100
5. Step 5: Solve for x
   x = 1,476,442,968,740,100/17,490,534
6. Step 6: Final answer
   x = 84,413,830.29