Finding the Third Proportional to 703,900,857 and 1,064,911,036.50

Step by Step Solution

1. Step 1: Write the proportion equation
   703,900,857 : 1,064,911,036.50 = 1,064,911,036.50 : x
2. Step 2: Convert to fraction form
   703,900,857/1,064,911,036.50 = 1,064,911,036.50/x
3. Step 3: Cross multiply
   703,900,857x = 1,064,911,036.50 × 1,064,911,036.50
4. Step 4: Simplify right side
   703,900,857x = 1,134,035,515,659,504,384
5. Step 5: Solve for x
   x = 1,134,035,515,659,504,384/703,900,857
6. Step 6: Final answer
   x = 1,611,072,787.29