Finding the Third Proportional to 37,198,440 and 78,822,072

Step by Step Solution

1. Step 1: Write the proportion equation
   37,198,440 : 78,822,072 = 78,822,072 : x
2. Step 2: Convert to fraction form
   37,198,440/78,822,072 = 78,822,072/x
3. Step 3: Cross multiply
   37,198,440x = 78,822,072 × 78,822,072
4. Step 4: Simplify right side
   37,198,440x = 6,212,919,034,373,184
5. Step 5: Solve for x
   x = 6,212,919,034,373,184/37,198,440
6. Step 6: Final answer
   x = 167,020,956.64