Finding the Fourth Proportional to 11,647,673.52, 16,074,991.56 and 7,002,978

Step by Step Solution

1. Step 1: Write the proportion equation
   11,647,673.52 : 16,074,991.56 = 7,002,978 : x
2. Step 2: Convert to fraction form
   11,647,673.52/16,074,991.56 = 7,002,978/x
3. Step 3: Cross multiply
   11,647,673.52x = 16,074,991.56 × 7,002,978
4. Step 4: Simplify right side
   11,647,673.52x = 112,572,812,244,865.69
5. Step 5: Solve for x
   x = 112,572,812,244,865.69/11,647,673.52
6. Step 6: Final answer
   x = 9,664,832.38