Finding the Third Proportional to 54,538,184 and 86,822,916

Step by Step Solution

1. Step 1: Write the proportion equation
   54,538,184 : 86,822,916 = 86,822,916 : x
2. Step 2: Convert to fraction form
   54,538,184/86,822,916 = 86,822,916/x
3. Step 3: Cross multiply
   54,538,184x = 86,822,916 × 86,822,916
4. Step 4: Simplify right side
   54,538,184x = 7,538,218,742,743,056
5. Step 5: Solve for x
   x = 7,538,218,742,743,056/54,538,184
6. Step 6: Final answer
   x = 138,219,100.63