Finding the Third Proportional to 12,403,823,712 and 19,065,550,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,403,823,712 : 19,065,550,009.50 = 19,065,550,009.50 : x
2. Step 2: Convert to fraction form
   12,403,823,712/19,065,550,009.50 = 19,065,550,009.50/x
3. Step 3: Cross multiply
   12,403,823,712x = 19,065,550,009.50 × 19,065,550,009.50
4. Step 4: Simplify right side
   12,403,823,712x = 363,495,197,164,745,457,664
5. Step 5: Solve for x
   x = 363,495,197,164,745,457,664/12,403,823,712
6. Step 6: Final answer
   x = 29,305,092,171.95