Finding the Fourth Proportional to 55,305,945.45, 82,962,903.98 and 21,227,291.33

Step by Step Solution

1. Step 1: Write the proportion equation
   55,305,945.45 : 82,962,903.98 = 21,227,291.33 : x
2. Step 2: Convert to fraction form
   55,305,945.45/82,962,903.98 = 21,227,291.33/x
3. Step 3: Cross multiply
   55,305,945.45x = 82,962,903.98 × 21,227,291.33
4. Step 4: Simplify right side
   55,305,945.45x = 1,761,077,732,004,530.25
5. Step 5: Solve for x
   x = 1,761,077,732,004,530.25/55,305,945.45
6. Step 6: Final answer
   x = 31,842,466.80