Finding the Third Proportional to 360,729 and 562,927.50

Step by Step Solution

1. Step 1: Write the proportion equation
   360,729 : 562,927.50 = 562,927.50 : x
2. Step 2: Convert to fraction form
   360,729/562,927.50 = 562,927.50/x
3. Step 3: Cross multiply
   360,729x = 562,927.50 × 562,927.50
4. Step 4: Simplify right side
   360,729x = 316,887,370,256.25
5. Step 5: Solve for x
   x = 316,887,370,256.25/360,729
6. Step 6: Final answer
   x = 878,463.81