Finding the Third Proportional to 94,321 and 142,700.50

Step by Step Solution

1. Step 1: Write the proportion equation
   94,321 : 142,700.50 = 142,700.50 : x
2. Step 2: Convert to fraction form
   94,321/142,700.50 = 142,700.50/x
3. Step 3: Cross multiply
   94,321x = 142,700.50 × 142,700.50
4. Step 4: Simplify right side
   94,321x = 20,363,432,700.25
5. Step 5: Solve for x
   x = 20,363,432,700.25/94,321
6. Step 6: Final answer
   x = 215,895.00