Finding the Third Proportional to 116,043 and 156,569

Step by Step Solution

1. Step 1: Write the proportion equation
   116,043 : 156,569 = 156,569 : x
2. Step 2: Convert to fraction form
   116,043/156,569 = 156,569/x
3. Step 3: Cross multiply
   116,043x = 156,569 × 156,569
4. Step 4: Simplify right side
   116,043x = 24,513,851,761
5. Step 5: Solve for x
   x = 24,513,851,761/116,043
6. Step 6: Final answer
   x = 211,248.00