Finding the Third Proportional to 577,669.31 and 898,005.94

Step by Step Solution

1. Step 1: Write the proportion equation
   577,669.31 : 898,005.94 = 898,005.94 : x
2. Step 2: Convert to fraction form
   577,669.31/898,005.94 = 898,005.94/x
3. Step 3: Cross multiply
   577,669.31x = 898,005.94 × 898,005.94
4. Step 4: Simplify right side
   577,669.31x = 806,414,663,785.25
5. Step 5: Solve for x
   x = 806,414,663,785.25/577,669.31
6. Step 6: Final answer
   x = 1,395,979.75