Finding the Third Proportional to 29,774,606 and 64,495,648

Step by Step Solution

1. Step 1: Write the proportion equation
   29,774,606 : 64,495,648 = 64,495,648 : x
2. Step 2: Convert to fraction form
   29,774,606/64,495,648 = 64,495,648/x
3. Step 3: Cross multiply
   29,774,606x = 64,495,648 × 64,495,648
4. Step 4: Simplify right side
   29,774,606x = 4,159,688,610,939,904
5. Step 5: Solve for x
   x = 4,159,688,610,939,904/29,774,606
6. Step 6: Final answer
   x = 139,705,916.21