Finding the Third Proportional to 82,204,482 and 178,880,208

Step by Step Solution

1. Step 1: Write the proportion equation
   82,204,482 : 178,880,208 = 178,880,208 : x
2. Step 2: Convert to fraction form
   82,204,482/178,880,208 = 178,880,208/x
3. Step 3: Cross multiply
   82,204,482x = 178,880,208 × 178,880,208
4. Step 4: Simplify right side
   82,204,482x = 31,998,128,814,123,264
5. Step 5: Solve for x
   x = 31,998,128,814,123,264/82,204,482
6. Step 6: Final answer
   x = 389,250,415.98