Finding the Third Proportional to 39,079,109 and 83,536,321

Step by Step Solution

1. Step 1: Write the proportion equation
   39,079,109 : 83,536,321 = 83,536,321 : x
2. Step 2: Convert to fraction form
   39,079,109/83,536,321 = 83,536,321/x
3. Step 3: Cross multiply
   39,079,109x = 83,536,321 × 83,536,321
4. Step 4: Simplify right side
   39,079,109x = 6,978,316,926,215,041
5. Step 5: Solve for x
   x = 6,978,316,926,215,041/39,079,109
6. Step 6: Final answer
   x = 178,568,987.49