Finding the Third Proportional to 8,242,259.63 and 12,116,428.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,242,259.63 : 12,116,428.88 = 12,116,428.88 : x
2. Step 2: Convert to fraction form
   8,242,259.63/12,116,428.88 = 12,116,428.88/x
3. Step 3: Cross multiply
   8,242,259.63x = 12,116,428.88 × 12,116,428.88
4. Step 4: Simplify right side
   8,242,259.63x = 146,807,848,682,933.75
5. Step 5: Solve for x
   x = 146,807,848,682,933.75/8,242,259.63
6. Step 6: Final answer
   x = 17,811,602.08