Finding the Third Proportional to 899,867,410.50 and 1,402,412,236.50

Step by Step Solution

1. Step 1: Write the proportion equation
   899,867,410.50 : 1,402,412,236.50 = 1,402,412,236.50 : x
2. Step 2: Convert to fraction form
   899,867,410.50/1,402,412,236.50 = 1,402,412,236.50/x
3. Step 3: Cross multiply
   899,867,410.50x = 1,402,412,236.50 × 1,402,412,236.50
4. Step 4: Simplify right side
   899,867,410.50x = 1,966,760,081,084,931,840
5. Step 5: Solve for x
   x = 1,966,760,081,084,931,840/899,867,410.50
6. Step 6: Final answer
   x = 2,185,610,966.83