Finding the Third Proportional to 156,057 and 368,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,057 : 368,164.50 = 368,164.50 : x
2. Step 2: Convert to fraction form
   156,057/368,164.50 = 368,164.50/x
3. Step 3: Cross multiply
   156,057x = 368,164.50 × 368,164.50
4. Step 4: Simplify right side
   156,057x = 135,545,099,060.25
5. Step 5: Solve for x
   x = 135,545,099,060.25/156,057
6. Step 6: Final answer
   x = 868,561.48