Finding the Fourth Proportional to 2,021,168.50, 2,789,217.93 and 1,115,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,168.50 : 2,789,217.93 = 1,115,750.50 : x
2. Step 2: Convert to fraction form
   2,021,168.50/2,789,217.93 = 1,115,750.50/x
3. Step 3: Cross multiply
   2,021,168.50x = 2,789,217.93 × 1,115,750.50
4. Step 4: Simplify right side
   2,021,168.50x = 3,112,071,300,006.47
5. Step 5: Solve for x
   x = 3,112,071,300,006.47/2,021,168.50
6. Step 6: Final answer
   x = 1,539,738.67