Finding the Third Proportional to 359,066.25 and 546,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,066.25 : 546,061.50 = 546,061.50 : x
2. Step 2: Convert to fraction form
   359,066.25/546,061.50 = 546,061.50/x
3. Step 3: Cross multiply
   359,066.25x = 546,061.50 × 546,061.50
4. Step 4: Simplify right side
   359,066.25x = 298,183,161,782.25
5. Step 5: Solve for x
   x = 298,183,161,782.25/359,066.25
6. Step 6: Final answer
   x = 830,440.52