Finding the Fourth Proportional to 1,007,744.00, 1,390,686.72 and 555,035.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,744.00 : 1,390,686.72 = 555,035.00 : x
2. Step 2: Convert to fraction form
   1,007,744.00/1,390,686.72 = 555,035.00/x
3. Step 3: Cross multiply
   1,007,744.00x = 1,390,686.72 × 555,035.00
4. Step 4: Simplify right side
   1,007,744.00x = 771,879,796,681.77
5. Step 5: Solve for x
   x = 771,879,796,681.77/1,007,744.00
6. Step 6: Final answer
   x = 765,948.30