Finding the Fourth Proportional to 1,401,319.82, 1,933,812.55 and 789,669.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401,319.82 : 1,933,812.55 = 789,669.06 : x
2. Step 2: Convert to fraction form
   1,401,319.82/1,933,812.55 = 789,669.06/x
3. Step 3: Cross multiply
   1,401,319.82x = 1,933,812.55 × 789,669.06
4. Step 4: Simplify right side
   1,401,319.82x = 1,527,071,937,012.17
5. Step 5: Solve for x
   x = 1,527,071,937,012.17/1,401,319.82
6. Step 6: Final answer
   x = 1,089,738.34