Finding the Third Proportional to 45,461.25 and 72,970.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,461.25 : 72,970.88 = 72,970.88 : x
2. Step 2: Convert to fraction form
   45,461.25/72,970.88 = 72,970.88/x
3. Step 3: Cross multiply
   45,461.25x = 72,970.88 × 72,970.88
4. Step 4: Simplify right side
   45,461.25x = 5,324,748,598.27
5. Step 5: Solve for x
   x = 5,324,748,598.27/45,461.25
6. Step 6: Final answer
   x = 117,127.19