Finding the Third Proportional to 61,629.75 and 88,070.63

Step by Step Solution

1. Step 1: Write the proportion equation
   61,629.75 : 88,070.63 = 88,070.63 : x
2. Step 2: Convert to fraction form
   61,629.75/88,070.63 = 88,070.63/x
3. Step 3: Cross multiply
   61,629.75x = 88,070.63 × 88,070.63
4. Step 4: Simplify right side
   61,629.75x = 7,756,434,987.89
5. Step 5: Solve for x
   x = 7,756,434,987.89/61,629.75
6. Step 6: Final answer
   x = 125,855.37