Finding the Third Proportional to 12,417,054 and 18,549,105

Step by Step Solution

1. Step 1: Write the proportion equation
   12,417,054 : 18,549,105 = 18,549,105 : x
2. Step 2: Convert to fraction form
   12,417,054/18,549,105 = 18,549,105/x
3. Step 3: Cross multiply
   12,417,054x = 18,549,105 × 18,549,105
4. Step 4: Simplify right side
   12,417,054x = 344,069,296,301,025
5. Step 5: Solve for x
   x = 344,069,296,301,025/12,417,054
6. Step 6: Final answer
   x = 27,709,414.51