Finding the Fourth Proportional to 2,621,837,525.72, 3,618,137,237.15 and 1,416,178,766.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,837,525.72 : 3,618,137,237.15 = 1,416,178,766.37 : x
2. Step 2: Convert to fraction form
   2,621,837,525.72/3,618,137,237.15 = 1,416,178,766.37/x
3. Step 3: Cross multiply
   2,621,837,525.72x = 3,618,137,237.15 × 1,416,178,766.37
4. Step 4: Simplify right side
   2,621,837,525.72x = 5,123,929,129,057,366,016
5. Step 5: Solve for x
   x = 5,123,929,129,057,366,016/2,621,837,525.72
6. Step 6: Final answer
   x = 1,954,327,481.70