Finding the Third Proportional to 33,156 and 70,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,156 : 70,402.50 = 70,402.50 : x
2. Step 2: Convert to fraction form
   33,156/70,402.50 = 70,402.50/x
3. Step 3: Cross multiply
   33,156x = 70,402.50 × 70,402.50
4. Step 4: Simplify right side
   33,156x = 4,956,512,006.25
5. Step 5: Solve for x
   x = 4,956,512,006.25/33,156
6. Step 6: Final answer
   x = 149,490.65