Finding the Third Proportional to 31,949,095 and 69,979,772

Step by Step Solution

1. Step 1: Write the proportion equation
   31,949,095 : 69,979,772 = 69,979,772 : x
2. Step 2: Convert to fraction form
   31,949,095/69,979,772 = 69,979,772/x
3. Step 3: Cross multiply
   31,949,095x = 69,979,772 × 69,979,772
4. Step 4: Simplify right side
   31,949,095x = 4,897,168,489,171,984
5. Step 5: Solve for x
   x = 4,897,168,489,171,984/31,949,095
6. Step 6: Final answer
   x = 153,280,350.79