Finding the Third Proportional to 17,944,046 and 39,362,128

Step by Step Solution

1. Step 1: Write the proportion equation
   17,944,046 : 39,362,128 = 39,362,128 : x
2. Step 2: Convert to fraction form
   17,944,046/39,362,128 = 39,362,128/x
3. Step 3: Cross multiply
   17,944,046x = 39,362,128 × 39,362,128
4. Step 4: Simplify right side
   17,944,046x = 1,549,377,120,688,384
5. Step 5: Solve for x
   x = 1,549,377,120,688,384/17,944,046
6. Step 6: Final answer
   x = 86,344,914.67