Finding the Third Proportional to 12,545,434 and 27,215,156

Step by Step Solution

1. Step 1: Write the proportion equation
   12,545,434 : 27,215,156 = 27,215,156 : x
2. Step 2: Convert to fraction form
   12,545,434/27,215,156 = 27,215,156/x
3. Step 3: Cross multiply
   12,545,434x = 27,215,156 × 27,215,156
4. Step 4: Simplify right side
   12,545,434x = 740,664,716,104,336
5. Step 5: Solve for x
   x = 740,664,716,104,336/12,545,434
6. Step 6: Final answer
   x = 59,038,588.55