Finding the Fourth Proportional to 7,264,603,978.72, 10,025,153,431.56 and 3,923,101,965.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,264,603,978.72 : 10,025,153,431.56 = 3,923,101,965.88 : x
2. Step 2: Convert to fraction form
   7,264,603,978.72/10,025,153,431.56 = 3,923,101,965.88/x
3. Step 3: Cross multiply
   7,264,603,978.72x = 10,025,153,431.56 × 3,923,101,965.88
4. Step 4: Simplify right side
   7,264,603,978.72x = 39,329,699,135,601,664,000
5. Step 5: Solve for x
   x = 39,329,699,135,601,664,000/7,264,603,978.72
6. Step 6: Final answer
   x = 5,413,880,681.01