Finding the Third Proportional to 51,745,648.50 and 105,011,869.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,745,648.50 : 105,011,869.50 = 105,011,869.50 : x
2. Step 2: Convert to fraction form
   51,745,648.50/105,011,869.50 = 105,011,869.50/x
3. Step 3: Cross multiply
   51,745,648.50x = 105,011,869.50 × 105,011,869.50
4. Step 4: Simplify right side
   51,745,648.50x = 11,027,492,735,885,030
5. Step 5: Solve for x
   x = 11,027,492,735,885,030/51,745,648.50
6. Step 6: Final answer
   x = 213,109,566.81