Finding the Fourth Proportional to 10,224,100.16, 14,109,257.36 and 5,640,421.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,224,100.16 : 14,109,257.36 = 5,640,421.53 : x
2. Step 2: Convert to fraction form
   10,224,100.16/14,109,257.36 = 5,640,421.53/x
3. Step 3: Cross multiply
   10,224,100.16x = 14,109,257.36 × 5,640,421.53
4. Step 4: Simplify right side
   10,224,100.16x = 79,582,159,052,665.73
5. Step 5: Solve for x
   x = 79,582,159,052,665.73/10,224,100.16
6. Step 6: Final answer
   x = 7,783,781.24