Finding the Fourth Proportional to 10,665,388.80, 16,000,617.60 and 3,476,970.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,665,388.80 : 16,000,617.60 = 3,476,970.24 : x
2. Step 2: Convert to fraction form
   10,665,388.80/16,000,617.60 = 3,476,970.24/x
3. Step 3: Cross multiply
   10,665,388.80x = 16,000,617.60 × 3,476,970.24
4. Step 4: Simplify right side
   10,665,388.80x = 55,633,671,216,820.23
5. Step 5: Solve for x
   x = 55,633,671,216,820.23/10,665,388.80
6. Step 6: Final answer
   x = 5,216,281.59