Finding the Fourth Proportional to 1,709,381.07, 2,359,007.55 and 945,440.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709,381.07 : 2,359,007.55 = 945,440.10 : x
2. Step 2: Convert to fraction form
   1,709,381.07/2,359,007.55 = 945,440.10/x
3. Step 3: Cross multiply
   1,709,381.07x = 2,359,007.55 × 945,440.10
4. Step 4: Simplify right side
   1,709,381.07x = 2,230,300,333,972.76
5. Step 5: Solve for x
   x = 2,230,300,333,972.76/1,709,381.07
6. Step 6: Final answer
   x = 1,304,741.45