Finding the Fourth Proportional to 13,035,460.41, 18,003,865.01 and 8,584,910.55

Step by Step Solution

1. Step 1: Write the proportion equation
   13,035,460.41 : 18,003,865.01 = 8,584,910.55 : x
2. Step 2: Convert to fraction form
   13,035,460.41/18,003,865.01 = 8,584,910.55/x
3. Step 3: Cross multiply
   13,035,460.41x = 18,003,865.01 × 8,584,910.55
4. Step 4: Simplify right side
   13,035,460.41x = 154,561,570,622,200.31
5. Step 5: Solve for x
   x = 154,561,570,622,200.31/13,035,460.41
6. Step 6: Final answer
   x = 11,857,008.94