Finding the Fourth Proportional to 16,632,398.10, 24,967,259.55 and 12,862,593.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,632,398.10 : 24,967,259.55 = 12,862,593.30 : x
2. Step 2: Convert to fraction form
   16,632,398.10/24,967,259.55 = 12,862,593.30/x
3. Step 3: Cross multiply
   16,632,398.10x = 24,967,259.55 × 12,862,593.30
4. Step 4: Simplify right side
   16,632,398.10x = 321,143,705,407,191.06
5. Step 5: Solve for x
   x = 321,143,705,407,191.06/16,632,398.10
6. Step 6: Final answer
   x = 19,308,322.44