Finding the Fourth Proportional to 91,081,570.34, 136,622,755.71 and 28,833,190.56

Step by Step Solution

1. Step 1: Write the proportion equation
   91,081,570.34 : 136,622,755.71 = 28,833,190.56 : x
2. Step 2: Convert to fraction form
   91,081,570.34/136,622,755.71 = 28,833,190.56/x
3. Step 3: Cross multiply
   91,081,570.34x = 136,622,755.71 × 28,833,190.56
4. Step 4: Simplify right side
   91,081,570.34x = 3,939,269,950,218,758
5. Step 5: Solve for x
   x = 3,939,269,950,218,758/91,081,570.34
6. Step 6: Final answer
   x = 43,249,912.53