Finding the Third Proportional to 31,779.84 and 62,762.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,779.84 : 62,762.34 = 62,762.34 : x
2. Step 2: Convert to fraction form
   31,779.84/62,762.34 = 62,762.34/x
3. Step 3: Cross multiply
   31,779.84x = 62,762.34 × 62,762.34
4. Step 4: Simplify right side
   31,779.84x = 3,939,111,792.99
5. Step 5: Solve for x
   x = 3,939,111,792.99/31,779.84
6. Step 6: Final answer
   x = 123,950.01