Finding the Third Proportional to 38,844.61 and 85,856.04

Step by Step Solution

1. Step 1: Write the proportion equation
   38,844.61 : 85,856.04 = 85,856.04 : x
2. Step 2: Convert to fraction form
   38,844.61/85,856.04 = 85,856.04/x
3. Step 3: Cross multiply
   38,844.61x = 85,856.04 × 85,856.04
4. Step 4: Simplify right side
   38,844.61x = 7,371,258,751.79
5. Step 5: Solve for x
   x = 7,371,258,751.79/38,844.61
6. Step 6: Final answer
   x = 189,762.71