Finding the Fourth Proportional to 5,665,932.72, 8,496,398.61 and 1,621,499.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665,932.72 : 8,496,398.61 = 1,621,499.67 : x
2. Step 2: Convert to fraction form
   5,665,932.72/8,496,398.61 = 1,621,499.67/x
3. Step 3: Cross multiply
   5,665,932.72x = 8,496,398.61 × 1,621,499.67
4. Step 4: Simplify right side
   5,665,932.72x = 13,776,907,542,303.46
5. Step 5: Solve for x
   x = 13,776,907,542,303.46/5,665,932.72
6. Step 6: Final answer
   x = 2,431,533.91