Finding the Fourth Proportional to 13,113,498.83, 18,094,370.49 and 8,408,009.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,113,498.83 : 18,094,370.49 = 8,408,009.34 : x
2. Step 2: Convert to fraction form
   13,113,498.83/18,094,370.49 = 8,408,009.34/x
3. Step 3: Cross multiply
   13,113,498.83x = 18,094,370.49 × 8,408,009.34
4. Step 4: Simplify right side
   13,113,498.83x = 152,137,636,081,340.38
5. Step 5: Solve for x
   x = 152,137,636,081,340.38/13,113,498.83
6. Step 6: Final answer
   x = 11,601,605.19