Finding the Fourth Proportional to 2,216,910.69, 3,059,076.85 and 1,249,983.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216,910.69 : 3,059,076.85 = 1,249,983.32 : x
2. Step 2: Convert to fraction form
   2,216,910.69/3,059,076.85 = 1,249,983.32/x
3. Step 3: Cross multiply
   2,216,910.69x = 3,059,076.85 × 1,249,983.32
4. Step 4: Simplify right side
   2,216,910.69x = 3,823,795,018,677.80
5. Step 5: Solve for x
   x = 3,823,795,018,677.80/2,216,910.69
6. Step 6: Final answer
   x = 1,724,830.43