Finding the Third Proportional to 78,475.50 and 110,560

Step by Step Solution

1. Step 1: Write the proportion equation
   78,475.50 : 110,560 = 110,560 : x
2. Step 2: Convert to fraction form
   78,475.50/110,560 = 110,560/x
3. Step 3: Cross multiply
   78,475.50x = 110,560 × 110,560
4. Step 4: Simplify right side
   78,475.50x = 12,223,513,600
5. Step 5: Solve for x
   x = 12,223,513,600/78,475.50
6. Step 6: Final answer
   x = 155,762.16