Finding the Fourth Proportional to 10,223,662.26, 15,321,426.72 and 4,380,853.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,223,662.26 : 15,321,426.72 = 4,380,853.62 : x
2. Step 2: Convert to fraction form
   10,223,662.26/15,321,426.72 = 4,380,853.62/x
3. Step 3: Cross multiply
   10,223,662.26x = 15,321,426.72 × 4,380,853.62
4. Step 4: Simplify right side
   10,223,662.26x = 67,120,927,709,876.73
5. Step 5: Solve for x
   x = 67,120,927,709,876.73/10,223,662.26
6. Step 6: Final answer
   x = 6,565,252.84