Finding the Third Proportional to 39,558.56 and 85,301.06

Step by Step Solution

1. Step 1: Write the proportion equation
   39,558.56 : 85,301.06 = 85,301.06 : x
2. Step 2: Convert to fraction form
   39,558.56/85,301.06 = 85,301.06/x
3. Step 3: Cross multiply
   39,558.56x = 85,301.06 × 85,301.06
4. Step 4: Simplify right side
   39,558.56x = 7,276,271,263.63
5. Step 5: Solve for x
   x = 7,276,271,263.63/39,558.56
6. Step 6: Final answer
   x = 183,936.70