Finding the Third Proportional to 1,373,025,123.07 and 2,980,116,789.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373,025,123.07 : 2,980,116,789.68 = 2,980,116,789.68 : x
2. Step 2: Convert to fraction form
   1,373,025,123.07/2,980,116,789.68 = 2,980,116,789.68/x
3. Step 3: Cross multiply
   1,373,025,123.07x = 2,980,116,789.68 × 2,980,116,789.68
4. Step 4: Simplify right side
   1,373,025,123.07x = 8,881,096,080,130,243,584
5. Step 5: Solve for x
   x = 8,881,096,080,130,243,584/1,373,025,123.07
6. Step 6: Final answer
   x = 6,468,269,175.05