Finding the Fourth Proportional to 2,538,708,196.32, 3,808,057,220.01 and 673,540,848.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,708,196.32 : 3,808,057,220.01 = 673,540,848.54 : x
2. Step 2: Convert to fraction form
   2,538,708,196.32/3,808,057,220.01 = 673,540,848.54/x
3. Step 3: Cross multiply
   2,538,708,196.32x = 3,808,057,220.01 × 673,540,848.54
4. Step 4: Simplify right side
   2,538,708,196.32x = 2,564,882,091,254,408,704
5. Step 5: Solve for x
   x = 2,564,882,091,254,408,704/2,538,708,196.32
6. Step 6: Final answer
   x = 1,010,309,926.51