Finding the Third Proportional to 442,011,131.50 and 736,640,822.50

Step by Step Solution

1. Step 1: Write the proportion equation
   442,011,131.50 : 736,640,822.50 = 736,640,822.50 : x
2. Step 2: Convert to fraction form
   442,011,131.50/736,640,822.50 = 736,640,822.50/x
3. Step 3: Cross multiply
   442,011,131.50x = 736,640,822.50 × 736,640,822.50
4. Step 4: Simplify right side
   442,011,131.50x = 542,639,701,373,476,480
5. Step 5: Solve for x
   x = 542,639,701,373,476,480/442,011,131.50
6. Step 6: Final answer
   x = 1,227,660,714.18