Finding the Third Proportional to 17,456,655,528 and 38,293,009,488

Step by Step Solution

1. Step 1: Write the proportion equation
   17,456,655,528 : 38,293,009,488 = 38,293,009,488 : x
2. Step 2: Convert to fraction form
   17,456,655,528/38,293,009,488 = 38,293,009,488/x
3. Step 3: Cross multiply
   17,456,655,528x = 38,293,009,488 × 38,293,009,488
4. Step 4: Simplify right side
   17,456,655,528x = 1,466,354,575,648,057,982,976
5. Step 5: Solve for x
   x = 1,466,354,575,648,057,982,976/17,456,655,528
6. Step 6: Final answer
   x = 83,999,742,865.75