Finding the Third Proportional to 671,874,621.33 and 1,043,185,981.78

Step by Step Solution

1. Step 1: Write the proportion equation
   671,874,621.33 : 1,043,185,981.78 = 1,043,185,981.78 : x
2. Step 2: Convert to fraction form
   671,874,621.33/1,043,185,981.78 = 1,043,185,981.78/x
3. Step 3: Cross multiply
   671,874,621.33x = 1,043,185,981.78 × 1,043,185,981.78
4. Step 4: Simplify right side
   671,874,621.33x = 1,088,236,992,584,806,272
5. Step 5: Solve for x
   x = 1,088,236,992,584,806,272/671,874,621.33
6. Step 6: Final answer
   x = 1,619,702,483.23