Finding the Third Proportional to 372,550,826 and 783,709,168

Step by Step Solution

1. Step 1: Write the proportion equation
   372,550,826 : 783,709,168 = 783,709,168 : x
2. Step 2: Convert to fraction form
   372,550,826/783,709,168 = 783,709,168/x
3. Step 3: Cross multiply
   372,550,826x = 783,709,168 × 783,709,168
4. Step 4: Simplify right side
   372,550,826x = 614,200,060,007,252,224
5. Step 5: Solve for x
   x = 614,200,060,007,252,224/372,550,826
6. Step 6: Final answer
   x = 1,648,634,272.54