Finding the Third Proportional to 426,607.50 and 912,264

Step by Step Solution

1. Step 1: Write the proportion equation
   426,607.50 : 912,264 = 912,264 : x
2. Step 2: Convert to fraction form
   426,607.50/912,264 = 912,264/x
3. Step 3: Cross multiply
   426,607.50x = 912,264 × 912,264
4. Step 4: Simplify right side
   426,607.50x = 832,225,605,696
5. Step 5: Solve for x
   x = 832,225,605,696/426,607.50
6. Step 6: Final answer
   x = 1,950,799.28