Finding the Fourth Proportional to 22,553,570.54, 31,123,948.78 and 12,240,296.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,553,570.54 : 31,123,948.78 = 12,240,296.37 : x
2. Step 2: Convert to fraction form
   22,553,570.54/31,123,948.78 = 12,240,296.37/x
3. Step 3: Cross multiply
   22,553,570.54x = 31,123,948.78 × 12,240,296.37
4. Step 4: Simplify right side
   22,553,570.54x = 380,966,357,287,200.25
5. Step 5: Solve for x
   x = 380,966,357,287,200.25/22,553,570.54
6. Step 6: Final answer
   x = 16,891,620.62