Finding the Fourth Proportional to 2,151,543.69, 3,228,404.18 and 872,450.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151,543.69 : 3,228,404.18 = 872,450.01 : x
2. Step 2: Convert to fraction form
   2,151,543.69/3,228,404.18 = 872,450.01/x
3. Step 3: Cross multiply
   2,151,543.69x = 3,228,404.18 × 872,450.01
4. Step 4: Simplify right side
   2,151,543.69x = 2,816,621,254,762.79
5. Step 5: Solve for x
   x = 2,816,621,254,762.79/2,151,543.69
6. Step 6: Final answer
   x = 1,309,116.46