Finding the Third Proportional to 112,838 and 271,876.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,838 : 271,876.50 = 271,876.50 : x
2. Step 2: Convert to fraction form
   112,838/271,876.50 = 271,876.50/x
3. Step 3: Cross multiply
   112,838x = 271,876.50 × 271,876.50
4. Step 4: Simplify right side
   112,838x = 73,916,831,252.25
5. Step 5: Solve for x
   x = 73,916,831,252.25/112,838
6. Step 6: Final answer
   x = 655,070.38