Finding the Fourth Proportional to 13,141,067.08, 18,134,481.54 and 7,339,931.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,141,067.08 : 18,134,481.54 = 7,339,931.32 : x
2. Step 2: Convert to fraction form
   13,141,067.08/18,134,481.54 = 7,339,931.32/x
3. Step 3: Cross multiply
   13,141,067.08x = 18,134,481.54 × 7,339,931.32
4. Step 4: Simplify right side
   13,141,067.08x = 133,105,849,027,407.83
5. Step 5: Solve for x
   x = 133,105,849,027,407.83/13,141,067.08
6. Step 6: Final answer
   x = 10,128,998.52