Finding the Fourth Proportional to 11,448,391.72, 17,173,175.82 and 2,928,802.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,448,391.72 : 17,173,175.82 = 2,928,802.12 : x
2. Step 2: Convert to fraction form
   11,448,391.72/17,173,175.82 = 2,928,802.12/x
3. Step 3: Cross multiply
   11,448,391.72x = 17,173,175.82 × 2,928,802.12
4. Step 4: Simplify right side
   11,448,391.72x = 50,296,833,748,748.74
5. Step 5: Solve for x
   x = 50,296,833,748,748.74/11,448,391.72
6. Step 6: Final answer
   x = 4,393,353.67