Finding the Fourth Proportional to 10,860,105.30, 16,285,346.55 and 3,669,686.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,860,105.30 : 16,285,346.55 = 3,669,686.70 : x
2. Step 2: Convert to fraction form
   10,860,105.30/16,285,346.55 = 3,669,686.70/x
3. Step 3: Cross multiply
   10,860,105.30x = 16,285,346.55 × 3,669,686.70
4. Step 4: Simplify right side
   10,860,105.30x = 59,762,119,639,425.89
5. Step 5: Solve for x
   x = 59,762,119,639,425.89/10,860,105.30
6. Step 6: Final answer
   x = 5,502,904.25