Finding the Fourth Proportional to 647,196.77, 970,935.29 and 247,837.56

Step by Step Solution

1. Step 1: Write the proportion equation
   647,196.77 : 970,935.29 = 247,837.56 : x
2. Step 2: Convert to fraction form
   647,196.77/970,935.29 = 247,837.56/x
3. Step 3: Cross multiply
   647,196.77x = 970,935.29 × 247,837.56
4. Step 4: Simplify right side
   647,196.77x = 240,634,231,952.31
5. Step 5: Solve for x
   x = 240,634,231,952.31/647,196.77
6. Step 6: Final answer
   x = 371,810.00