Finding the Fourth Proportional to 30,612,141.31, 42,244,752.65 and 16,861,105.44

Step by Step Solution

1. Step 1: Write the proportion equation
   30,612,141.31 : 42,244,752.65 = 16,861,105.44 : x
2. Step 2: Convert to fraction form
   30,612,141.31/42,244,752.65 = 16,861,105.44/x
3. Step 3: Cross multiply
   30,612,141.31x = 42,244,752.65 × 16,861,105.44
4. Step 4: Simplify right side
   30,612,141.31x = 712,293,228,422,840.12
5. Step 5: Solve for x
   x = 712,293,228,422,840.12/30,612,141.31
6. Step 6: Final answer
   x = 23,268,324.20