Finding the Third Proportional to 5,124,424 and 7,860,300

Step by Step Solution

1. Step 1: Write the proportion equation
   5,124,424 : 7,860,300 = 7,860,300 : x
2. Step 2: Convert to fraction form
   5,124,424/7,860,300 = 7,860,300/x
3. Step 3: Cross multiply
   5,124,424x = 7,860,300 × 7,860,300
4. Step 4: Simplify right side
   5,124,424x = 61,784,316,090,000
5. Step 5: Solve for x
   x = 61,784,316,090,000/5,124,424
6. Step 6: Final answer
   x = 12,056,831.38