Finding the Third Proportional to 17,870,602 and 39,018,424

Step by Step Solution

1. Step 1: Write the proportion equation
   17,870,602 : 39,018,424 = 39,018,424 : x
2. Step 2: Convert to fraction form
   17,870,602/39,018,424 = 39,018,424/x
3. Step 3: Cross multiply
   17,870,602x = 39,018,424 × 39,018,424
4. Step 4: Simplify right side
   17,870,602x = 1,522,437,411,443,776
5. Step 5: Solve for x
   x = 1,522,437,411,443,776/17,870,602
6. Step 6: Final answer
   x = 85,192,284.59