Finding the Fourth Proportional to 12,056,608.90, 18,081,306.15 and 3,968,091.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,056,608.90 : 18,081,306.15 = 3,968,091.46 : x
2. Step 2: Convert to fraction form
   12,056,608.90/18,081,306.15 = 3,968,091.46/x
3. Step 3: Cross multiply
   12,056,608.90x = 18,081,306.15 × 3,968,091.46
4. Step 4: Simplify right side
   12,056,608.90x = 71,748,276,519,460.47
5. Step 5: Solve for x
   x = 71,748,276,519,460.47/12,056,608.90
6. Step 6: Final answer
   x = 5,950,949.98