Finding the Fourth Proportional to 13,323,408, 19,985,664.96 and 3,867,792

Step by Step Solution

1. Step 1: Write the proportion equation
   13,323,408 : 19,985,664.96 = 3,867,792 : x
2. Step 2: Convert to fraction form
   13,323,408/19,985,664.96 = 3,867,792/x
3. Step 3: Cross multiply
   13,323,408x = 19,985,664.96 × 3,867,792
4. Step 4: Simplify right side
   13,323,408x = 77,300,395,046,968.33
5. Step 5: Solve for x
   x = 77,300,395,046,968.33/13,323,408
6. Step 6: Final answer
   x = 5,801,848.52