Finding the Third Proportional to 183,502.50 and 389,056

Step by Step Solution

1. Step 1: Write the proportion equation
   183,502.50 : 389,056 = 389,056 : x
2. Step 2: Convert to fraction form
   183,502.50/389,056 = 389,056/x
3. Step 3: Cross multiply
   183,502.50x = 389,056 × 389,056
4. Step 4: Simplify right side
   183,502.50x = 151,364,571,136
5. Step 5: Solve for x
   x = 151,364,571,136/183,502.50
6. Step 6: Final answer
   x = 824,863.81