Finding the Fourth Proportional to 9,482,021.25, 13,085,223.81 and 5,131,107.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,482,021.25 : 13,085,223.81 = 5,131,107.15 : x
2. Step 2: Convert to fraction form
   9,482,021.25/13,085,223.81 = 5,131,107.15/x
3. Step 3: Cross multiply
   9,482,021.25x = 13,085,223.81 × 5,131,107.15
4. Step 4: Simplify right side
   9,482,021.25x = 67,141,685,450,841.25
5. Step 5: Solve for x
   x = 67,141,685,450,841.25/9,482,021.25
6. Step 6: Final answer
   x = 7,080,946.53