Finding the Fourth Proportional to 3,669,499.85, 5,493,752.18 and 3,669,499.85

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,499.85 : 5,493,752.18 = 3,669,499.85 : x
2. Step 2: Convert to fraction form
   3,669,499.85/5,493,752.18 = 3,669,499.85/x
3. Step 3: Cross multiply
   3,669,499.85x = 5,493,752.18 × 3,669,499.85
4. Step 4: Simplify right side
   3,669,499.85x = 20,159,322,782,099.67
5. Step 5: Solve for x
   x = 20,159,322,782,099.67/3,669,499.85
6. Step 6: Final answer
   x = 5,493,752.18