Finding the Fourth Proportional to 23,996,805.72, 33,115,356.24 and 12,983,313.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,996,805.72 : 33,115,356.24 = 12,983,313.78 : x
2. Step 2: Convert to fraction form
   23,996,805.72/33,115,356.24 = 12,983,313.78/x
3. Step 3: Cross multiply
   23,996,805.72x = 33,115,356.24 × 12,983,313.78
4. Step 4: Simplify right side
   23,996,805.72x = 429,947,061,000,400.94
5. Step 5: Solve for x
   x = 429,947,061,000,400.94/23,996,805.72
6. Step 6: Final answer
   x = 17,916,845.52