Finding the Fourth Proportional to 2,810,632.50, 4,216,065.39 and 816,088.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,632.50 : 4,216,065.39 = 816,088.50 : x
2. Step 2: Convert to fraction form
   2,810,632.50/4,216,065.39 = 816,088.50/x
3. Step 3: Cross multiply
   2,810,632.50x = 4,216,065.39 × 816,088.50
4. Step 4: Simplify right side
   2,810,632.50x = 3,440,682,480,027.01
5. Step 5: Solve for x
   x = 3,440,682,480,027.01/2,810,632.50
6. Step 6: Final answer
   x = 1,224,166.62