Finding the Fourth Proportional to 12,962,439.37, 17,890,719.83 and 7,732,830.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962,439.37 : 17,890,719.83 = 7,732,830.04 : x
2. Step 2: Convert to fraction form
   12,962,439.37/17,890,719.83 = 7,732,830.04/x
3. Step 3: Cross multiply
   12,962,439.37x = 17,890,719.83 × 7,732,830.04
4. Step 4: Simplify right side
   12,962,439.37x = 138,345,895,738,647.69
5. Step 5: Solve for x
   x = 138,345,895,738,647.69/12,962,439.37
6. Step 6: Final answer
   x = 10,672,828.76