Finding the Fourth Proportional to 2,136,581,493.01, 2,948,499,775.32 and 1,183,978,145.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136,581,493.01 : 2,948,499,775.32 = 1,183,978,145.05 : x
2. Step 2: Convert to fraction form
   2,136,581,493.01/2,948,499,775.32 = 1,183,978,145.05/x
3. Step 3: Cross multiply
   2,136,581,493.01x = 2,948,499,775.32 × 1,183,978,145.05
4. Step 4: Simplify right side
   2,136,581,493.01x = 3,490,959,294,648,973,312
5. Step 5: Solve for x
   x = 3,490,959,294,648,973,312/2,136,581,493.01
6. Step 6: Final answer
   x = 1,633,899,435.19