Finding the Third Proportional to 817,971,949.76 and 1,295,437,499.30

Step by Step Solution

1. Step 1: Write the proportion equation
   817,971,949.76 : 1,295,437,499.30 = 1,295,437,499.30 : x
2. Step 2: Convert to fraction form
   817,971,949.76/1,295,437,499.30 = 1,295,437,499.30/x
3. Step 3: Cross multiply
   817,971,949.76x = 1,295,437,499.30 × 1,295,437,499.30
4. Step 4: Simplify right side
   817,971,949.76x = 1,678,158,314,584,605,952
5. Step 5: Solve for x
   x = 1,678,158,314,584,605,952/817,971,949.76
6. Step 6: Final answer
   x = 2,051,608,634.11