Finding the Third Proportional to 5,234,160 and 7,877,448

Step by Step Solution

1. Step 1: Write the proportion equation
   5,234,160 : 7,877,448 = 7,877,448 : x
2. Step 2: Convert to fraction form
   5,234,160/7,877,448 = 7,877,448/x
3. Step 3: Cross multiply
   5,234,160x = 7,877,448 × 7,877,448
4. Step 4: Simplify right side
   5,234,160x = 62,054,186,992,704
5. Step 5: Solve for x
   x = 62,054,186,992,704/5,234,160
6. Step 6: Final answer
   x = 11,855,615.23