Finding the Third Proportional to 294,276 and 455,569.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,276 : 455,569.50 = 455,569.50 : x
2. Step 2: Convert to fraction form
   294,276/455,569.50 = 455,569.50/x
3. Step 3: Cross multiply
   294,276x = 455,569.50 × 455,569.50
4. Step 4: Simplify right side
   294,276x = 207,543,569,330.25
5. Step 5: Solve for x
   x = 207,543,569,330.25/294,276
6. Step 6: Final answer
   x = 705,268.42