Finding the Third Proportional to 7,274,298.75 and 12,123,342

Step by Step Solution

1. Step 1: Write the proportion equation
   7,274,298.75 : 12,123,342 = 12,123,342 : x
2. Step 2: Convert to fraction form
   7,274,298.75/12,123,342 = 12,123,342/x
3. Step 3: Cross multiply
   7,274,298.75x = 12,123,342 × 12,123,342
4. Step 4: Simplify right side
   7,274,298.75x = 146,975,421,248,964
5. Step 5: Solve for x
   x = 146,975,421,248,964/7,274,298.75
6. Step 6: Final answer
   x = 20,204,754.62