Finding the Third Proportional to 30,905,041.50 and 64,353,315

Step by Step Solution

1. Step 1: Write the proportion equation
   30,905,041.50 : 64,353,315 = 64,353,315 : x
2. Step 2: Convert to fraction form
   30,905,041.50/64,353,315 = 64,353,315/x
3. Step 3: Cross multiply
   30,905,041.50x = 64,353,315 × 64,353,315
4. Step 4: Simplify right side
   30,905,041.50x = 4,141,349,151,489,225
5. Step 5: Solve for x
   x = 4,141,349,151,489,225/30,905,041.50
6. Step 6: Final answer
   x = 134,002,381.18