Finding the Third Proportional to 64,796,630 and 141,694,705

Step by Step Solution

1. Step 1: Write the proportion equation
   64,796,630 : 141,694,705 = 141,694,705 : x
2. Step 2: Convert to fraction form
   64,796,630/141,694,705 = 141,694,705/x
3. Step 3: Cross multiply
   64,796,630x = 141,694,705 × 141,694,705
4. Step 4: Simplify right side
   64,796,630x = 20,077,389,425,037,024
5. Step 5: Solve for x
   x = 20,077,389,425,037,024/64,796,630
6. Step 6: Final answer
   x = 309,852,370.80