Finding the Third Proportional to 42,645,747 and 65,508,541.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,645,747 : 65,508,541.50 = 65,508,541.50 : x
2. Step 2: Convert to fraction form
   42,645,747/65,508,541.50 = 65,508,541.50/x
3. Step 3: Cross multiply
   42,645,747x = 65,508,541.50 × 65,508,541.50
4. Step 4: Simplify right side
   42,645,747x = 4,291,369,009,457,222
5. Step 5: Solve for x
   x = 4,291,369,009,457,222/42,645,747
6. Step 6: Final answer
   x = 100,628,299.69