Finding the Third Proportional to 31,566,071.25 and 73,752,626.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,566,071.25 : 73,752,626.25 = 73,752,626.25 : x
2. Step 2: Convert to fraction form
   31,566,071.25/73,752,626.25 = 73,752,626.25/x
3. Step 3: Cross multiply
   31,566,071.25x = 73,752,626.25 × 73,752,626.25
4. Step 4: Simplify right side
   31,566,071.25x = 5,439,449,878,772,189
5. Step 5: Solve for x
   x = 5,439,449,878,772,189/31,566,071.25
6. Step 6: Final answer
   x = 172,319,508.36