Finding the Third Proportional to 358,023 and 501,880.50

Step by Step Solution

1. Step 1: Write the proportion equation
   358,023 : 501,880.50 = 501,880.50 : x
2. Step 2: Convert to fraction form
   358,023/501,880.50 = 501,880.50/x
3. Step 3: Cross multiply
   358,023x = 501,880.50 × 501,880.50
4. Step 4: Simplify right side
   358,023x = 251,884,036,280.25
5. Step 5: Solve for x
   x = 251,884,036,280.25/358,023
6. Step 6: Final answer
   x = 703,541.49