Finding the Third Proportional to 372,535,736 and 783,685,146

Step by Step Solution

1. Step 1: Write the proportion equation
   372,535,736 : 783,685,146 = 783,685,146 : x
2. Step 2: Convert to fraction form
   372,535,736/783,685,146 = 783,685,146/x
3. Step 3: Cross multiply
   372,535,736x = 783,685,146 × 783,685,146
4. Step 4: Simplify right side
   372,535,736x = 614,162,408,061,041,280
5. Step 5: Solve for x
   x = 614,162,408,061,041,280/372,535,736
6. Step 6: Final answer
   x = 1,648,599,983.07