Finding the Fourth Proportional to 2,142,061.16, 3,210,850.04 and 721,626.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,061.16 : 3,210,850.04 = 721,626.52 : x
2. Step 2: Convert to fraction form
   2,142,061.16/3,210,850.04 = 721,626.52/x
3. Step 3: Cross multiply
   2,142,061.16x = 3,210,850.04 × 721,626.52
4. Step 4: Simplify right side
   2,142,061.16x = 2,317,034,540,607.06
5. Step 5: Solve for x
   x = 2,317,034,540,607.06/2,142,061.16
6. Step 6: Final answer
   x = 1,081,684.59