Finding the Fourth Proportional to 23,116,356.72, 31,900,806.72 and 13,947,228

Step by Step Solution

1. Step 1: Write the proportion equation
   23,116,356.72 : 31,900,806.72 = 13,947,228 : x
2. Step 2: Convert to fraction form
   23,116,356.72/31,900,806.72 = 13,947,228/x
3. Step 3: Cross multiply
   23,116,356.72x = 31,900,806.72 × 13,947,228
4. Step 4: Simplify right side
   23,116,356.72x = 444,927,824,707,772.12
5. Step 5: Solve for x
   x = 444,927,824,707,772.12/23,116,356.72
6. Step 6: Final answer
   x = 19,247,316.09