Finding the Fourth Proportional to 23,118,910,914.72, 31,904,072,274.96 and 12,558,123,253.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,118,910,914.72 : 31,904,072,274.96 = 12,558,123,253.92 : x
2. Step 2: Convert to fraction form
   23,118,910,914.72/31,904,072,274.96 = 12,558,123,253.92/x
3. Step 3: Cross multiply
   23,118,910,914.72x = 31,904,072,274.96 × 12,558,123,253.92
4. Step 4: Simplify right side
   23,118,910,914.72x = 400,655,271,930,919,518,208
5. Step 5: Solve for x
   x = 400,655,271,930,919,518,208/23,118,910,914.72
6. Step 6: Final answer
   x = 17,330,196,625.99