Finding the Fourth Proportional to 1,710,380.79, 2,562,870.42 and 1,388,968.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,710,380.79 : 2,562,870.42 = 1,388,968.56 : x
2. Step 2: Convert to fraction form
   1,710,380.79/2,562,870.42 = 1,388,968.56/x
3. Step 3: Cross multiply
   1,710,380.79x = 2,562,870.42 × 1,388,968.56
4. Step 4: Simplify right side
   1,710,380.79x = 3,559,746,436,734.00
5. Step 5: Solve for x
   x = 3,559,746,436,734.00/1,710,380.79
6. Step 6: Final answer
   x = 2,081,259.60