Finding the Third Proportional to 141,402.50 and 333,516

Step by Step Solution

1. Step 1: Write the proportion equation
   141,402.50 : 333,516 = 333,516 : x
2. Step 2: Convert to fraction form
   141,402.50/333,516 = 333,516/x
3. Step 3: Cross multiply
   141,402.50x = 333,516 × 333,516
4. Step 4: Simplify right side
   141,402.50x = 111,232,922,256
5. Step 5: Solve for x
   x = 111,232,922,256/141,402.50
6. Step 6: Final answer
   x = 786,640.42