Finding the Fourth Proportional to 31,005,246.42, 42,786,930.69 and 17,253,975.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,005,246.42 : 42,786,930.69 = 17,253,975.06 : x
2. Step 2: Convert to fraction form
   31,005,246.42/42,786,930.69 = 17,253,975.06/x
3. Step 3: Cross multiply
   31,005,246.42x = 42,786,930.69 × 17,253,975.06
4. Step 4: Simplify right side
   31,005,246.42x = 738,244,635,019,208.50
5. Step 5: Solve for x
   x = 738,244,635,019,208.50/31,005,246.42
6. Step 6: Final answer
   x = 23,810,313.42