Finding the Third Proportional to 555,322.50 and 1,154,290.50

Step by Step Solution

1. Step 1: Write the proportion equation
   555,322.50 : 1,154,290.50 = 1,154,290.50 : x
2. Step 2: Convert to fraction form
   555,322.50/1,154,290.50 = 1,154,290.50/x
3. Step 3: Cross multiply
   555,322.50x = 1,154,290.50 × 1,154,290.50
4. Step 4: Simplify right side
   555,322.50x = 1,332,386,558,390.25
5. Step 5: Solve for x
   x = 1,332,386,558,390.25/555,322.50
6. Step 6: Final answer
   x = 2,399,302.31