Finding the Third Proportional to 156,445.50 and 185,970

Step by Step Solution

1. Step 1: Write the proportion equation
   156,445.50 : 185,970 = 185,970 : x
2. Step 2: Convert to fraction form
   156,445.50/185,970 = 185,970/x
3. Step 3: Cross multiply
   156,445.50x = 185,970 × 185,970
4. Step 4: Simplify right side
   156,445.50x = 34,584,840,900
5. Step 5: Solve for x
   x = 34,584,840,900/156,445.50
6. Step 6: Final answer
   x = 221,066.38