Finding the Fourth Proportional to 22,189,903.82, 30,622,108.76 and 12,400,348.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,189,903.82 : 30,622,108.76 = 12,400,348.02 : x
2. Step 2: Convert to fraction form
   22,189,903.82/30,622,108.76 = 12,400,348.02/x
3. Step 3: Cross multiply
   22,189,903.82x = 30,622,108.76 × 12,400,348.02
4. Step 4: Simplify right side
   22,189,903.82x = 379,724,805,668,288.88
5. Step 5: Solve for x
   x = 379,724,805,668,288.88/22,189,903.82
6. Step 6: Final answer
   x = 17,112,503.45