Finding the Fourth Proportional to 12,882,525.72, 17,777,922.40 and 7,375,985.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,882,525.72 : 17,777,922.40 = 7,375,985.04 : x
2. Step 2: Convert to fraction form
   12,882,525.72/17,777,922.40 = 7,375,985.04/x
3. Step 3: Cross multiply
   12,882,525.72x = 17,777,922.40 × 7,375,985.04
4. Step 4: Simplify right side
   12,882,525.72x = 131,129,689,664,680.89
5. Step 5: Solve for x
   x = 131,129,689,664,680.89/12,882,525.72
6. Step 6: Final answer
   x = 10,178,880.49