Finding the Fourth Proportional to 10,406,772.81, 14,361,172.56 and 5,760,458.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,406,772.81 : 14,361,172.56 = 5,760,458.17 : x
2. Step 2: Convert to fraction form
   10,406,772.81/14,361,172.56 = 5,760,458.17/x
3. Step 3: Cross multiply
   10,406,772.81x = 14,361,172.56 × 5,760,458.17
4. Step 4: Simplify right side
   10,406,772.81x = 82,726,933,768,128.89
5. Step 5: Solve for x
   x = 82,726,933,768,128.89/10,406,772.81
6. Step 6: Final answer
   x = 7,949,336.00