Finding the Fourth Proportional to 22,769,758.50, 31,422,515.02 and 12,456,260.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,769,758.50 : 31,422,515.02 = 12,456,260.16 : x
2. Step 2: Convert to fraction form
   22,769,758.50/31,422,515.02 = 12,456,260.16/x
3. Step 3: Cross multiply
   22,769,758.50x = 31,422,515.02 × 12,456,260.16
4. Step 4: Simplify right side
   22,769,758.50x = 391,407,021,970,627.62
5. Step 5: Solve for x
   x = 391,407,021,970,627.62/22,769,758.50
6. Step 6: Final answer
   x = 17,189,774.85