Finding the Third Proportional to 82,065,068 and 177,748,288

Step by Step Solution

1. Step 1: Write the proportion equation
   82,065,068 : 177,748,288 = 177,748,288 : x
2. Step 2: Convert to fraction form
   82,065,068/177,748,288 = 177,748,288/x
3. Step 3: Cross multiply
   82,065,068x = 177,748,288 × 177,748,288
4. Step 4: Simplify right side
   82,065,068x = 31,594,453,886,930,944
5. Step 5: Solve for x
   x = 31,594,453,886,930,944/82,065,068
6. Step 6: Final answer
   x = 384,992,721.71