Finding the Fourth Proportional to 882,479,002.82, 1,321,996,435.32 and 687,477,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   882,479,002.82 : 1,321,996,435.32 = 687,477,357.50 : x
2. Step 2: Convert to fraction form
   882,479,002.82/1,321,996,435.32 = 687,477,357.50/x
3. Step 3: Cross multiply
   882,479,002.82x = 1,321,996,435.32 × 687,477,357.50
4. Step 4: Simplify right side
   882,479,002.82x = 908,842,615,978,213,248
5. Step 5: Solve for x
   x = 908,842,615,978,213,248/882,479,002.82
6. Step 6: Final answer
   x = 1,029,874,493.41