Finding the Third Proportional to 29,771,484 and 64,490,068

Step by Step Solution

1. Step 1: Write the proportion equation
   29,771,484 : 64,490,068 = 64,490,068 : x
2. Step 2: Convert to fraction form
   29,771,484/64,490,068 = 64,490,068/x
3. Step 3: Cross multiply
   29,771,484x = 64,490,068 × 64,490,068
4. Step 4: Simplify right side
   29,771,484x = 4,158,968,870,644,624
5. Step 5: Solve for x
   x = 4,158,968,870,644,624/29,771,484
6. Step 6: Final answer
   x = 139,696,391.04