Finding the Third Proportional to 127,725,323.50 and 279,631,185.50

Step by Step Solution

1. Step 1: Write the proportion equation
   127,725,323.50 : 279,631,185.50 = 279,631,185.50 : x
2. Step 2: Convert to fraction form
   127,725,323.50/279,631,185.50 = 279,631,185.50/x
3. Step 3: Cross multiply
   127,725,323.50x = 279,631,185.50 × 279,631,185.50
4. Step 4: Simplify right side
   127,725,323.50x = 78,193,599,904,135,408
5. Step 5: Solve for x
   x = 78,193,599,904,135,408/127,725,323.50
6. Step 6: Final answer
   x = 612,201,228.08