Finding the Fourth Proportional to 1,409,445.97, 1,945,036.71 and 764,866.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409,445.97 : 1,945,036.71 = 764,866.16 : x
2. Step 2: Convert to fraction form
   1,409,445.97/1,945,036.71 = 764,866.16/x
3. Step 3: Cross multiply
   1,409,445.97x = 1,945,036.71 × 764,866.16
4. Step 4: Simplify right side
   1,409,445.97x = 1,487,692,767,946.27
5. Step 5: Solve for x
   x = 1,487,692,767,946.27/1,409,445.97
6. Step 6: Final answer
   x = 1,055,515.99