Finding the Fourth Proportional to 49,456,353.78, 74,132,172 and 16,635,678.12

Step by Step Solution

1. Step 1: Write the proportion equation
   49,456,353.78 : 74,132,172 = 16,635,678.12 : x
2. Step 2: Convert to fraction form
   49,456,353.78/74,132,172 = 16,635,678.12/x
3. Step 3: Cross multiply
   49,456,353.78x = 74,132,172 × 16,635,678.12
4. Step 4: Simplify right side
   49,456,353.78x = 1,233,238,951,728,476.50
5. Step 5: Solve for x
   x = 1,233,238,951,728,476.50/49,456,353.78
6. Step 6: Final answer
   x = 24,935,905.25