Finding the Third Proportional to 557,234,959.50 and 1,201,724,521.50

Step by Step Solution

1. Step 1: Write the proportion equation
   557,234,959.50 : 1,201,724,521.50 = 1,201,724,521.50 : x
2. Step 2: Convert to fraction form
   557,234,959.50/1,201,724,521.50 = 1,201,724,521.50/x
3. Step 3: Cross multiply
   557,234,959.50x = 1,201,724,521.50 × 1,201,724,521.50
4. Step 4: Simplify right side
   557,234,959.50x = 1,444,141,825,574,403,840
5. Step 5: Solve for x
   x = 1,444,141,825,574,403,840/557,234,959.50
6. Step 6: Final answer
   x = 2,591,621,004.67