Finding the Fourth Proportional to 2,061,707.57, 2,845,252.29 and 1,287,796.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061,707.57 : 2,845,252.29 = 1,287,796.62 : x
2. Step 2: Convert to fraction form
   2,061,707.57/2,845,252.29 = 1,287,796.62/x
3. Step 3: Cross multiply
   2,061,707.57x = 2,845,252.29 × 1,287,796.62
4. Step 4: Simplify right side
   2,061,707.57x = 3,664,106,282,109.26
5. Step 5: Solve for x
   x = 3,664,106,282,109.26/2,061,707.57
6. Step 6: Final answer
   x = 1,777,219.21