Finding the Third Proportional to 526,378,128 and 1,140,530,818

Step by Step Solution

1. Step 1: Write the proportion equation
   526,378,128 : 1,140,530,818 = 1,140,530,818 : x
2. Step 2: Convert to fraction form
   526,378,128/1,140,530,818 = 1,140,530,818/x
3. Step 3: Cross multiply
   526,378,128x = 1,140,530,818 × 1,140,530,818
4. Step 4: Simplify right side
   526,378,128x = 1,300,810,546,807,749,120
5. Step 5: Solve for x
   x = 1,300,810,546,807,749,120/526,378,128
6. Step 6: Final answer
   x = 2,471,247,336.49