Finding the Third Proportional to 37,139,300.82 and 81,453,055.15

Step by Step Solution

1. Step 1: Write the proportion equation
   37,139,300.82 : 81,453,055.15 = 81,453,055.15 : x
2. Step 2: Convert to fraction form
   37,139,300.82/81,453,055.15 = 81,453,055.15/x
3. Step 3: Cross multiply
   37,139,300.82x = 81,453,055.15 × 81,453,055.15
4. Step 4: Simplify right side
   37,139,300.82x = 6,634,600,193,014,809
5. Step 5: Solve for x
   x = 6,634,600,193,014,809/37,139,300.82
6. Step 6: Final answer
   x = 178,640,955.69