Finding the Third Proportional to 481,441.50 and 745,090

Step by Step Solution

1. Step 1: Write the proportion equation
   481,441.50 : 745,090 = 745,090 : x
2. Step 2: Convert to fraction form
   481,441.50/745,090 = 745,090/x
3. Step 3: Cross multiply
   481,441.50x = 745,090 × 745,090
4. Step 4: Simplify right side
   481,441.50x = 555,159,108,100
5. Step 5: Solve for x
   x = 555,159,108,100/481,441.50
6. Step 6: Final answer
   x = 1,153,118.52