Finding the Fourth Proportional to 12,831,016.32, 17,709,084 and 7,674,945.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,831,016.32 : 17,709,084 = 7,674,945.12 : x
2. Step 2: Convert to fraction form
   12,831,016.32/17,709,084 = 7,674,945.12/x
3. Step 3: Cross multiply
   12,831,016.32x = 17,709,084 × 7,674,945.12
4. Step 4: Simplify right side
   12,831,016.32x = 135,916,247,825,470.08
5. Step 5: Solve for x
   x = 135,916,247,825,470.08/12,831,016.32
6. Step 6: Final answer
   x = 10,592,788.94