Finding the Third Proportional to 70,440 and 103,131.19

Step by Step Solution

1. Step 1: Write the proportion equation
   70,440 : 103,131.19 = 103,131.19 : x
2. Step 2: Convert to fraction form
   70,440/103,131.19 = 103,131.19/x
3. Step 3: Cross multiply
   70,440x = 103,131.19 × 103,131.19
4. Step 4: Simplify right side
   70,440x = 10,636,041,835.16
5. Step 5: Solve for x
   x = 10,636,041,835.16/70,440
6. Step 6: Final answer
   x = 150,994.35