Finding the Third Proportional to 362,814.19 and 429,517.69

Step by Step Solution

1. Step 1: Write the proportion equation
   362,814.19 : 429,517.69 = 429,517.69 : x
2. Step 2: Convert to fraction form
   362,814.19/429,517.69 = 429,517.69/x
3. Step 3: Cross multiply
   362,814.19x = 429,517.69 × 429,517.69
4. Step 4: Simplify right side
   362,814.19x = 184,485,443,875.35
5. Step 5: Solve for x
   x = 184,485,443,875.35/362,814.19
6. Step 6: Final answer
   x = 508,484.65