Finding the Third Proportional to 54,097,665 and 83,779,646

Step by Step Solution

1. Step 1: Write the proportion equation
   54,097,665 : 83,779,646 = 83,779,646 : x
2. Step 2: Convert to fraction form
   54,097,665/83,779,646 = 83,779,646/x
3. Step 3: Cross multiply
   54,097,665x = 83,779,646 × 83,779,646
4. Step 4: Simplify right side
   54,097,665x = 7,019,029,083,885,316
5. Step 5: Solve for x
   x = 7,019,029,083,885,316/54,097,665
6. Step 6: Final answer
   x = 129,747,357.56