Finding the Third Proportional to 39,263,647.50 and 83,986,047

Step by Step Solution

1. Step 1: Write the proportion equation
   39,263,647.50 : 83,986,047 = 83,986,047 : x
2. Step 2: Convert to fraction form
   39,263,647.50/83,986,047 = 83,986,047/x
3. Step 3: Cross multiply
   39,263,647.50x = 83,986,047 × 83,986,047
4. Step 4: Simplify right side
   39,263,647.50x = 7,053,656,090,686,209
5. Step 5: Solve for x
   x = 7,053,656,090,686,209/39,263,647.50
6. Step 6: Final answer
   x = 179,648,518.15