Finding the Fourth Proportional to 71,997,109.34, 99,338,669.46 and 43,738,661.21

Step by Step Solution

1. Step 1: Write the proportion equation
   71,997,109.34 : 99,338,669.46 = 43,738,661.21 : x
2. Step 2: Convert to fraction form
   71,997,109.34/99,338,669.46 = 43,738,661.21/x
3. Step 3: Cross multiply
   71,997,109.34x = 99,338,669.46 × 43,738,661.21
4. Step 4: Simplify right side
   71,997,109.34x = 4,344,940,408,066,420
5. Step 5: Solve for x
   x = 4,344,940,408,066,420/71,997,109.34
6. Step 6: Final answer
   x = 60,348,817.45