Finding the Third Proportional to 156,856.50 and 236,756.25

Step by Step Solution

1. Step 1: Write the proportion equation
   156,856.50 : 236,756.25 = 236,756.25 : x
2. Step 2: Convert to fraction form
   156,856.50/236,756.25 = 236,756.25/x
3. Step 3: Cross multiply
   156,856.50x = 236,756.25 × 236,756.25
4. Step 4: Simplify right side
   156,856.50x = 56,053,521,914.06
5. Step 5: Solve for x
   x = 56,053,521,914.06/156,856.50
6. Step 6: Final answer
   x = 357,355.43