Finding the Third Proportional to 29,835,790 and 64,262,456

Step by Step Solution

1. Step 1: Write the proportion equation
   29,835,790 : 64,262,456 = 64,262,456 : x
2. Step 2: Convert to fraction form
   29,835,790/64,262,456 = 64,262,456/x
3. Step 3: Cross multiply
   29,835,790x = 64,262,456 × 64,262,456
4. Step 4: Simplify right side
   29,835,790x = 4,129,663,251,151,936
5. Step 5: Solve for x
   x = 4,129,663,251,151,936/29,835,790
6. Step 6: Final answer
   x = 138,413,068.71