Finding the Fourth Proportional to 30,608,929.37, 42,238,384.73 and 16,857,893.49

Step by Step Solution

1. Step 1: Write the proportion equation
   30,608,929.37 : 42,238,384.73 = 16,857,893.49 : x
2. Step 2: Convert to fraction form
   30,608,929.37/42,238,384.73 = 16,857,893.49/x
3. Step 3: Cross multiply
   30,608,929.37x = 42,238,384.73 × 16,857,893.49
4. Step 4: Simplify right side
   30,608,929.37x = 712,050,190,967,982.25
5. Step 5: Solve for x
   x = 712,050,190,967,982.25/30,608,929.37
6. Step 6: Final answer
   x = 23,262,825.77