Finding the Third Proportional to 82,908,687 and 177,464,071.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,908,687 : 177,464,071.50 = 177,464,071.50 : x
2. Step 2: Convert to fraction form
   82,908,687/177,464,071.50 = 177,464,071.50/x
3. Step 3: Cross multiply
   82,908,687x = 177,464,071.50 × 177,464,071.50
4. Step 4: Simplify right side
   82,908,687x = 31,493,496,673,357,112
5. Step 5: Solve for x
   x = 31,493,496,673,357,112/82,908,687
6. Step 6: Final answer
   x = 379,857,621.84