Finding the Fourth Proportional to 10,262,513.76, 14,162,394.96 and 5,679,261.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,262,513.76 : 14,162,394.96 = 5,679,261.60 : x
2. Step 2: Convert to fraction form
   10,262,513.76/14,162,394.96 = 5,679,261.60/x
3. Step 3: Cross multiply
   10,262,513.76x = 14,162,394.96 × 5,679,261.60
4. Step 4: Simplify right side
   10,262,513.76x = 80,431,945,860,361.53
5. Step 5: Solve for x
   x = 80,431,945,860,361.53/10,262,513.76
6. Step 6: Final answer
   x = 7,837,450.72