Finding the Third Proportional to 384,529.50 and 841,428

Step by Step Solution

1. Step 1: Write the proportion equation
   384,529.50 : 841,428 = 841,428 : x
2. Step 2: Convert to fraction form
   384,529.50/841,428 = 841,428/x
3. Step 3: Cross multiply
   384,529.50x = 841,428 × 841,428
4. Step 4: Simplify right side
   384,529.50x = 708,001,079,184
5. Step 5: Solve for x
   x = 708,001,079,184/384,529.50
6. Step 6: Final answer
   x = 1,841,213.95