Finding the Third Proportional to 374,152.50 and 570,568.50

Step by Step Solution

1. Step 1: Write the proportion equation
   374,152.50 : 570,568.50 = 570,568.50 : x
2. Step 2: Convert to fraction form
   374,152.50/570,568.50 = 570,568.50/x
3. Step 3: Cross multiply
   374,152.50x = 570,568.50 × 570,568.50
4. Step 4: Simplify right side
   374,152.50x = 325,548,413,192.25
5. Step 5: Solve for x
   x = 325,548,413,192.25/374,152.50
6. Step 6: Final answer
   x = 870,095.52