Finding the Third Proportional to 421,350 and 921,526.50

Step by Step Solution

1. Step 1: Write the proportion equation
   421,350 : 921,526.50 = 921,526.50 : x
2. Step 2: Convert to fraction form
   421,350/921,526.50 = 921,526.50/x
3. Step 3: Cross multiply
   421,350x = 921,526.50 × 921,526.50
4. Step 4: Simplify right side
   421,350x = 849,211,090,202.25
5. Step 5: Solve for x
   x = 849,211,090,202.25/421,350
6. Step 6: Final answer
   x = 2,015,452.93