Finding the Fourth Proportional to 23,019,564.96, 31,767,002.80 and 12,706,290.24

Step by Step Solution

1. Step 1: Write the proportion equation
   23,019,564.96 : 31,767,002.80 = 12,706,290.24 : x
2. Step 2: Convert to fraction form
   23,019,564.96/31,767,002.80 = 12,706,290.24/x
3. Step 3: Cross multiply
   23,019,564.96x = 31,767,002.80 × 12,706,290.24
4. Step 4: Simplify right side
   23,019,564.96x = 403,640,757,631,692.69
5. Step 5: Solve for x
   x = 403,640,757,631,692.69/23,019,564.96
6. Step 6: Final answer
   x = 17,534,682.27