Finding the Fourth Proportional to 21,345,019.48, 32,017,414.24 and 5,170,962.57

Step by Step Solution

1. Step 1: Write the proportion equation
   21,345,019.48 : 32,017,414.24 = 5,170,962.57 : x
2. Step 2: Convert to fraction form
   21,345,019.48/32,017,414.24 = 5,170,962.57/x
3. Step 3: Cross multiply
   21,345,019.48x = 32,017,414.24 × 5,170,962.57
4. Step 4: Simplify right side
   21,345,019.48x = 165,560,850,623,225
5. Step 5: Solve for x
   x = 165,560,850,623,225/21,345,019.48
6. Step 6: Final answer
   x = 7,756,416.00