Finding the Fourth Proportional to 10,428,962.28, 14,391,998.94 and 5,783,074.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,428,962.28 : 14,391,998.94 = 5,783,074.61 : x
2. Step 2: Convert to fraction form
   10,428,962.28/14,391,998.94 = 5,783,074.61/x
3. Step 3: Cross multiply
   10,428,962.28x = 14,391,998.94 × 5,783,074.61
4. Step 4: Simplify right side
   10,428,962.28x = 83,230,003,631,002.94
5. Step 5: Solve for x
   x = 83,230,003,631,002.94/10,428,962.28
6. Step 6: Final answer
   x = 7,980,660.15