Finding the Third Proportional to 48,374.46 and 71,139.80

Step by Step Solution

1. Step 1: Write the proportion equation
   48,374.46 : 71,139.80 = 71,139.80 : x
2. Step 2: Convert to fraction form
   48,374.46/71,139.80 = 71,139.80/x
3. Step 3: Cross multiply
   48,374.46x = 71,139.80 × 71,139.80
4. Step 4: Simplify right side
   48,374.46x = 5,060,870,699.42
5. Step 5: Solve for x
   x = 5,060,870,699.42/48,374.46
6. Step 6: Final answer
   x = 104,618.65