Finding the Third Proportional to 31,254,284 and 64,903,960

Step by Step Solution

1. Step 1: Write the proportion equation
   31,254,284 : 64,903,960 = 64,903,960 : x
2. Step 2: Convert to fraction form
   31,254,284/64,903,960 = 64,903,960/x
3. Step 3: Cross multiply
   31,254,284x = 64,903,960 × 64,903,960
4. Step 4: Simplify right side
   31,254,284x = 4,212,524,023,681,600
5. Step 5: Solve for x
   x = 4,212,524,023,681,600/31,254,284
6. Step 6: Final answer
   x = 134,782,291.72