Finding the Fourth Proportional to 9,450,828, 13,042,142.72 and 5,158,476

Step by Step Solution

1. Step 1: Write the proportion equation
   9,450,828 : 13,042,142.72 = 5,158,476 : x
2. Step 2: Convert to fraction form
   9,450,828/13,042,142.72 = 5,158,476/x
3. Step 3: Cross multiply
   9,450,828x = 13,042,142.72 × 5,158,476
4. Step 4: Simplify right side
   9,450,828x = 67,277,580,209,694.73
5. Step 5: Solve for x
   x = 67,277,580,209,694.73/9,450,828
6. Step 6: Final answer
   x = 7,118,696.92