Finding the Third Proportional to 29,922,870.75 and 64,619,962.88

Step by Step Solution

1. Step 1: Write the proportion equation
   29,922,870.75 : 64,619,962.88 = 64,619,962.88 : x
2. Step 2: Convert to fraction form
   29,922,870.75/64,619,962.88 = 64,619,962.88/x
3. Step 3: Cross multiply
   29,922,870.75x = 64,619,962.88 × 64,619,962.88
4. Step 4: Simplify right side
   29,922,870.75x = 4,175,739,601,966,378.50
5. Step 5: Solve for x
   x = 4,175,739,601,966,378.50/29,922,870.75
6. Step 6: Final answer
   x = 139,550,099.88