Finding the Fourth Proportional to 9,638,331.48, 13,300,819.82 and 5,228,046.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,638,331.48 : 13,300,819.82 = 5,228,046.18 : x
2. Step 2: Convert to fraction form
   9,638,331.48/13,300,819.82 = 5,228,046.18/x
3. Step 3: Cross multiply
   9,638,331.48x = 13,300,819.82 × 5,228,046.18
4. Step 4: Simplify right side
   9,638,331.48x = 69,537,300,250,819.29
5. Step 5: Solve for x
   x = 69,537,300,250,819.29/9,638,331.48
6. Step 6: Final answer
   x = 7,214,661.62