Finding the Third Proportional to 31,630,448 and 69,060,880

Step by Step Solution

1. Step 1: Write the proportion equation
   31,630,448 : 69,060,880 = 69,060,880 : x
2. Step 2: Convert to fraction form
   31,630,448/69,060,880 = 69,060,880/x
3. Step 3: Cross multiply
   31,630,448x = 69,060,880 × 69,060,880
4. Step 4: Simplify right side
   31,630,448x = 4,769,405,146,374,400
5. Step 5: Solve for x
   x = 4,769,405,146,374,400/31,630,448
6. Step 6: Final answer
   x = 150,785,254.33