Finding the Third Proportional to 13,978,178 and 29,899,444

Step by Step Solution

1. Step 1: Write the proportion equation
   13,978,178 : 29,899,444 = 29,899,444 : x
2. Step 2: Convert to fraction form
   13,978,178/29,899,444 = 29,899,444/x
3. Step 3: Cross multiply
   13,978,178x = 29,899,444 × 29,899,444
4. Step 4: Simplify right side
   13,978,178x = 893,976,751,509,136
5. Step 5: Solve for x
   x = 893,976,751,509,136/13,978,178
6. Step 6: Final answer
   x = 63,955,170.09