Finding the Third Proportional to 1,249,123,123.50 and 2,777,532,343.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,123,123.50 : 2,777,532,343.50 = 2,777,532,343.50 : x
2. Step 2: Convert to fraction form
   1,249,123,123.50/2,777,532,343.50 = 2,777,532,343.50/x
3. Step 3: Cross multiply
   1,249,123,123.50x = 2,777,532,343.50 × 2,777,532,343.50
4. Step 4: Simplify right side
   1,249,123,123.50x = 7,714,685,919,188,601,856
5. Step 5: Solve for x
   x = 7,714,685,919,188,601,856/1,249,123,123.50
6. Step 6: Final answer
   x = 6,176,081,263.77