Finding the Fourth Proportional to 23,644,720.72, 32,629,706.04 and 12,779,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,644,720.72 : 32,629,706.04 = 12,779,704.72 : x
2. Step 2: Convert to fraction form
   23,644,720.72/32,629,706.04 = 12,779,704.72/x
3. Step 3: Cross multiply
   23,644,720.72x = 32,629,706.04 × 12,779,704.72
4. Step 4: Simplify right side
   23,644,720.72x = 416,998,008,291,600.50
5. Step 5: Solve for x
   x = 416,998,008,291,600.50/23,644,720.72
6. Step 6: Final answer
   x = 17,635,987.89