Finding the Third Proportional to 199,412.82 and 301,492.76

Step by Step Solution

1. Step 1: Write the proportion equation
   199,412.82 : 301,492.76 = 301,492.76 : x
2. Step 2: Convert to fraction form
   199,412.82/301,492.76 = 301,492.76/x
3. Step 3: Cross multiply
   199,412.82x = 301,492.76 × 301,492.76
4. Step 4: Simplify right side
   199,412.82x = 90,897,883,013.39
5. Step 5: Solve for x
   x = 90,897,883,013.39/199,412.82
6. Step 6: Final answer
   x = 455,827.67