Finding the Third Proportional to 37,891,747.50 and 82,155,810

Step by Step Solution

1. Step 1: Write the proportion equation
   37,891,747.50 : 82,155,810 = 82,155,810 : x
2. Step 2: Convert to fraction form
   37,891,747.50/82,155,810 = 82,155,810/x
3. Step 3: Cross multiply
   37,891,747.50x = 82,155,810 × 82,155,810
4. Step 4: Simplify right side
   37,891,747.50x = 6,749,577,116,756,100
5. Step 5: Solve for x
   x = 6,749,577,116,756,100/37,891,747.50
6. Step 6: Final answer
   x = 178,127,892.27