Finding the Fourth Proportional to 13,044,514.78, 18,003,091.35 and 7,887,912.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,044,514.78 : 18,003,091.35 = 7,887,912.94 : x
2. Step 2: Convert to fraction form
   13,044,514.78/18,003,091.35 = 7,887,912.94/x
3. Step 3: Cross multiply
   13,044,514.78x = 18,003,091.35 × 7,887,912.94
4. Step 4: Simplify right side
   13,044,514.78x = 142,006,817,219,667.09
5. Step 5: Solve for x
   x = 142,006,817,219,667.09/13,044,514.78
6. Step 6: Final answer
   x = 10,886,324.22