Finding the Third Proportional to 808,212,478.50 and 1,745,755,389

Step by Step Solution

1. Step 1: Write the proportion equation
   808,212,478.50 : 1,745,755,389 = 1,745,755,389 : x
2. Step 2: Convert to fraction form
   808,212,478.50/1,745,755,389 = 1,745,755,389/x
3. Step 3: Cross multiply
   808,212,478.50x = 1,745,755,389 × 1,745,755,389
4. Step 4: Simplify right side
   808,212,478.50x = 3,047,661,878,222,541,312
5. Step 5: Solve for x
   x = 3,047,661,878,222,541,312/808,212,478.50
6. Step 6: Final answer
   x = 3,770,867,141.12