Finding the Fourth Proportional to 91,081,571.10, 136,622,756.85 and 28,833,191.31

Step by Step Solution

1. Step 1: Write the proportion equation
   91,081,571.10 : 136,622,756.85 = 28,833,191.31 : x
2. Step 2: Convert to fraction form
   91,081,571.10/136,622,756.85 = 28,833,191.31/x
3. Step 3: Cross multiply
   91,081,571.10x = 136,622,756.85 × 28,833,191.31
4. Step 4: Simplify right side
   91,081,571.10x = 3,939,270,085,555,662.50
5. Step 5: Solve for x
   x = 3,939,270,085,555,662.50/91,081,571.10
6. Step 6: Final answer
   x = 43,249,913.65