Finding the Third Proportional to 48,373.31 and 74,716.88

Step by Step Solution

1. Step 1: Write the proportion equation
   48,373.31 : 74,716.88 = 74,716.88 : x
2. Step 2: Convert to fraction form
   48,373.31/74,716.88 = 74,716.88/x
3. Step 3: Cross multiply
   48,373.31x = 74,716.88 × 74,716.88
4. Step 4: Simplify right side
   48,373.31x = 5,582,611,409.77
5. Step 5: Solve for x
   x = 5,582,611,409.77/48,373.31
6. Step 6: Final answer
   x = 115,406.85