Finding the Fourth Proportional to 13,221,105,434.37, 19,834,721,872.57 and 3,777,872,262.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,221,105,434.37 : 19,834,721,872.57 = 3,777,872,262.09 : x
2. Step 2: Convert to fraction form
   13,221,105,434.37/19,834,721,872.57 = 3,777,872,262.09/x
3. Step 3: Cross multiply
   13,221,105,434.37x = 19,834,721,872.57 × 3,777,872,262.09
4. Step 4: Simplify right side
   13,221,105,434.37x = 74,933,045,588,652,032,000
5. Step 5: Solve for x
   x = 74,933,045,588,652,032,000/13,221,105,434.37
6. Step 6: Final answer
   x = 5,667,683,837.83