Finding the Third Proportional to 432,729.84 and 1,123,345.34

Step by Step Solution

1. Step 1: Write the proportion equation
   432,729.84 : 1,123,345.34 = 1,123,345.34 : x
2. Step 2: Convert to fraction form
   432,729.84/1,123,345.34 = 1,123,345.34/x
3. Step 3: Cross multiply
   432,729.84x = 1,123,345.34 × 1,123,345.34
4. Step 4: Simplify right side
   432,729.84x = 1,261,904,743,772.53
5. Step 5: Solve for x
   x = 1,261,904,743,772.53/432,729.84
6. Step 6: Final answer
   x = 2,916,149.10