Finding the Fourth Proportional to 12,645,746.73, 18,968,669.91 and 3,061,109.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,645,746.73 : 18,968,669.91 = 3,061,109.88 : x
2. Step 2: Convert to fraction form
   12,645,746.73/18,968,669.91 = 3,061,109.88/x
3. Step 3: Cross multiply
   12,645,746.73x = 18,968,669.91 × 3,061,109.88
4. Step 4: Simplify right side
   12,645,746.73x = 58,065,182,871,959.71
5. Step 5: Solve for x
   x = 58,065,182,871,959.71/12,645,746.73
6. Step 6: Final answer
   x = 4,591,676.88