Finding the Third Proportional to 596,477 and 903,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   596,477 : 903,402.50 = 903,402.50 : x
2. Step 2: Convert to fraction form
   596,477/903,402.50 = 903,402.50/x
3. Step 3: Cross multiply
   596,477x = 903,402.50 × 903,402.50
4. Step 4: Simplify right side
   596,477x = 816,136,077,006.25
5. Step 5: Solve for x
   x = 816,136,077,006.25/596,477
6. Step 6: Final answer
   x = 1,368,260.77