Finding the Third Proportional to 34,572 and 74,056

Step by Step Solution

1. Step 1: Write the proportion equation
   34,572 : 74,056 = 74,056 : x
2. Step 2: Convert to fraction form
   34,572/74,056 = 74,056/x
3. Step 3: Cross multiply
   34,572x = 74,056 × 74,056
4. Step 4: Simplify right side
   34,572x = 5,484,291,136
5. Step 5: Solve for x
   x = 5,484,291,136/34,572
6. Step 6: Final answer
   x = 158,633.90