Finding the Third Proportional to 56,312 and 100,103

Step by Step Solution

1. Step 1: Write the proportion equation
   56,312 : 100,103 = 100,103 : x
2. Step 2: Convert to fraction form
   56,312/100,103 = 100,103/x
3. Step 3: Cross multiply
   56,312x = 100,103 × 100,103
4. Step 4: Simplify right side
   56,312x = 10,020,610,609
5. Step 5: Solve for x
   x = 10,020,610,609/56,312
6. Step 6: Final answer
   x = 177,948.05