Finding the Third Proportional to 245,063.81 and 374,804.72

Step by Step Solution

1. Step 1: Write the proportion equation
   245,063.81 : 374,804.72 = 374,804.72 : x
2. Step 2: Convert to fraction form
   245,063.81/374,804.72 = 374,804.72/x
3. Step 3: Cross multiply
   245,063.81x = 374,804.72 × 374,804.72
4. Step 4: Simplify right side
   245,063.81x = 140,478,577,197.27
5. Step 5: Solve for x
   x = 140,478,577,197.27/245,063.81
6. Step 6: Final answer
   x = 573,232.64