Finding the Third Proportional to 96,779.25 and 202,428

Step by Step Solution

1. Step 1: Write the proportion equation
   96,779.25 : 202,428 = 202,428 : x
2. Step 2: Convert to fraction form
   96,779.25/202,428 = 202,428/x
3. Step 3: Cross multiply
   96,779.25x = 202,428 × 202,428
4. Step 4: Simplify right side
   96,779.25x = 40,977,095,184
5. Step 5: Solve for x
   x = 40,977,095,184/96,779.25
6. Step 6: Final answer
   x = 423,407.86