Finding the Third Proportional to 88,470 and 140,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,470 : 140,719.50 = 140,719.50 : x
2. Step 2: Convert to fraction form
   88,470/140,719.50 = 140,719.50/x
3. Step 3: Cross multiply
   88,470x = 140,719.50 × 140,719.50
4. Step 4: Simplify right side
   88,470x = 19,801,977,680.25
5. Step 5: Solve for x
   x = 19,801,977,680.25/88,470
6. Step 6: Final answer
   x = 223,827.03