Finding the Third Proportional to 12,417,030 and 18,549,072

Step by Step Solution

1. Step 1: Write the proportion equation
   12,417,030 : 18,549,072 = 18,549,072 : x
2. Step 2: Convert to fraction form
   12,417,030/18,549,072 = 18,549,072/x
3. Step 3: Cross multiply
   12,417,030x = 18,549,072 × 18,549,072
4. Step 4: Simplify right side
   12,417,030x = 344,068,072,061,184
5. Step 5: Solve for x
   x = 344,068,072,061,184/12,417,030
6. Step 6: Final answer
   x = 27,709,369.48