Finding the Fourth Proportional to 1,669,031.23, 2,303,263.71 and 905,084.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,031.23 : 2,303,263.71 = 905,084.59 : x
2. Step 2: Convert to fraction form
   1,669,031.23/2,303,263.71 = 905,084.59/x
3. Step 3: Cross multiply
   1,669,031.23x = 2,303,263.71 × 905,084.59
4. Step 4: Simplify right side
   1,669,031.23x = 2,084,648,490,627.23
5. Step 5: Solve for x
   x = 2,084,648,490,627.23/1,669,031.23
6. Step 6: Final answer
   x = 1,249,017.07