Finding the Third Proportional to 2,189,059,581 and 3,392,439,646.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189,059,581 : 3,392,439,646.50 = 3,392,439,646.50 : x
2. Step 2: Convert to fraction form
   2,189,059,581/3,392,439,646.50 = 3,392,439,646.50/x
3. Step 3: Cross multiply
   2,189,059,581x = 3,392,439,646.50 × 3,392,439,646.50
4. Step 4: Simplify right side
   2,189,059,581x = 11,508,646,755,145,043,968
5. Step 5: Solve for x
   x = 11,508,646,755,145,043,968/2,189,059,581
6. Step 6: Final answer
   x = 5,257,347,426.74