Finding the Fourth Proportional to 9,353,558.78, 12,907,267.33 and 5,167,058.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,353,558.78 : 12,907,267.33 = 5,167,058.48 : x
2. Step 2: Convert to fraction form
   9,353,558.78/12,907,267.33 = 5,167,058.48/x
3. Step 3: Cross multiply
   9,353,558.78x = 12,907,267.33 × 5,167,058.48
4. Step 4: Simplify right side
   9,353,558.78x = 66,692,605,020,731.82
5. Step 5: Solve for x
   x = 66,692,605,020,731.82/9,353,558.78
6. Step 6: Final answer
   x = 7,130,185.06