Finding the Fourth Proportional to 2,136,662,011.53, 2,948,757,153.81 and 1,344,387,111.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136,662,011.53 : 2,948,757,153.81 = 1,344,387,111.51 : x
2. Step 2: Convert to fraction form
   2,136,662,011.53/2,948,757,153.81 = 1,344,387,111.51/x
3. Step 3: Cross multiply
   2,136,662,011.53x = 2,948,757,153.81 × 1,344,387,111.51
4. Step 4: Simplify right side
   2,136,662,011.53x = 3,964,271,112,555,074,560
5. Step 5: Solve for x
   x = 3,964,271,112,555,074,560/2,136,662,011.53
6. Step 6: Final answer
   x = 1,855,357,137.05