Finding the Fourth Proportional to 1,300,510.02, 1,794,663.30 and 719,698.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,510.02 : 1,794,663.30 = 719,698.21 : x
2. Step 2: Convert to fraction form
   1,300,510.02/1,794,663.30 = 719,698.21/x
3. Step 3: Cross multiply
   1,300,510.02x = 1,794,663.30 × 719,698.21
4. Step 4: Simplify right side
   1,300,510.02x = 1,291,615,964,562.69
5. Step 5: Solve for x
   x = 1,291,615,964,562.69/1,300,510.02
6. Step 6: Final answer
   x = 993,161.10