Finding the Third Proportional to 34,303.50 and 74,808.56

Step by Step Solution

1. Step 1: Write the proportion equation
   34,303.50 : 74,808.56 = 74,808.56 : x
2. Step 2: Convert to fraction form
   34,303.50/74,808.56 = 74,808.56/x
3. Step 3: Cross multiply
   34,303.50x = 74,808.56 × 74,808.56
4. Step 4: Simplify right side
   34,303.50x = 5,596,321,023.32
5. Step 5: Solve for x
   x = 5,596,321,023.32/34,303.50
6. Step 6: Final answer
   x = 163,141.40