Finding the Third Proportional to 72,410 and 112,118

Step by Step Solution

1. Step 1: Write the proportion equation
   72,410 : 112,118 = 112,118 : x
2. Step 2: Convert to fraction form
   72,410/112,118 = 112,118/x
3. Step 3: Cross multiply
   72,410x = 112,118 × 112,118
4. Step 4: Simplify right side
   72,410x = 12,570,445,924
5. Step 5: Solve for x
   x = 12,570,445,924/72,410
6. Step 6: Final answer
   x = 173,600.97