Finding the Fourth Proportional to 21,662,907,830.56, 32,496,588,208.89 and 7,497,850,406

Step by Step Solution

1. Step 1: Write the proportion equation
   21,662,907,830.56 : 32,496,588,208.89 = 7,497,850,406 : x
2. Step 2: Convert to fraction form
   21,662,907,830.56/32,496,588,208.89 = 7,497,850,406/x
3. Step 3: Cross multiply
   21,662,907,830.56x = 32,496,588,208.89 × 7,497,850,406
4. Step 4: Simplify right side
   21,662,907,830.56x = 243,654,557,095,640,694,784
5. Step 5: Solve for x
   x = 243,654,557,095,640,694,784/21,662,907,830.56
6. Step 6: Final answer
   x = 11,247,546,220.55