Finding the Fourth Proportional to 21,380,982.84, 32,056,243.02 and 10,015,231.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,380,982.84 : 32,056,243.02 = 10,015,231.32 : x
2. Step 2: Convert to fraction form
   21,380,982.84/32,056,243.02 = 10,015,231.32/x
3. Step 3: Cross multiply
   21,380,982.84x = 32,056,243.02 × 10,015,231.32
4. Step 4: Simplify right side
   21,380,982.84x = 321,050,689,095,435.38
5. Step 5: Solve for x
   x = 321,050,689,095,435.38/21,380,982.84
6. Step 6: Final answer
   x = 15,015,712.40