Finding the Fourth Proportional to 10,550,276.16, 14,559,389.28 and 5,721,380.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,550,276.16 : 14,559,389.28 = 5,721,380.16 : x
2. Step 2: Convert to fraction form
   10,550,276.16/14,559,389.28 = 5,721,380.16/x
3. Step 3: Cross multiply
   10,550,276.16x = 14,559,389.28 × 5,721,380.16
4. Step 4: Simplify right side
   10,550,276.16x = 83,299,800,968,308.69
5. Step 5: Solve for x
   x = 83,299,800,968,308.69/10,550,276.16
6. Step 6: Final answer
   x = 7,895,509.06