Finding the Fourth Proportional to 21,385,972.29, 32,081,647.64 and 10,456,527.27

Step by Step Solution

1. Step 1: Write the proportion equation
   21,385,972.29 : 32,081,647.64 = 10,456,527.27 : x
2. Step 2: Convert to fraction form
   21,385,972.29/32,081,647.64 = 10,456,527.27/x
3. Step 3: Cross multiply
   21,385,972.29x = 32,081,647.64 × 10,456,527.27
4. Step 4: Simplify right side
   21,385,972.29x = 335,462,623,361,908.50
5. Step 5: Solve for x
   x = 335,462,623,361,908.50/21,385,972.29
6. Step 6: Final answer
   x = 15,686,105.77