Finding the Fourth Proportional to 1,405,513.23, 2,109,137.00 and 552,435

Step by Step Solution

1. Step 1: Write the proportion equation
   1,405,513.23 : 2,109,137.00 = 552,435 : x
2. Step 2: Convert to fraction form
   1,405,513.23/2,109,137.00 = 552,435/x
3. Step 3: Cross multiply
   1,405,513.23x = 2,109,137.00 × 552,435
4. Step 4: Simplify right side
   1,405,513.23x = 1,165,161,095,832.83
5. Step 5: Solve for x
   x = 1,165,161,095,832.83/1,405,513.23
6. Step 6: Final answer
   x = 828,993.33