Finding the Fourth Proportional to 2,638,641,242.62, 3,957,082,952.37 and 1,064,341,948.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638,641,242.62 : 3,957,082,952.37 = 1,064,341,948.06 : x
2. Step 2: Convert to fraction form
   2,638,641,242.62/3,957,082,952.37 = 1,064,341,948.06/x
3. Step 3: Cross multiply
   2,638,641,242.62x = 3,957,082,952.37 × 1,064,341,948.06
4. Step 4: Simplify right side
   2,638,641,242.62x = 4,211,689,378,160,501,760
5. Step 5: Solve for x
   x = 4,211,689,378,160,501,760/2,638,641,242.62
6. Step 6: Final answer
   x = 1,596,158,397.79