Finding the Third Proportional to 5,905,842 and 8,445,336

Step by Step Solution

1. Step 1: Write the proportion equation
   5,905,842 : 8,445,336 = 8,445,336 : x
2. Step 2: Convert to fraction form
   5,905,842/8,445,336 = 8,445,336/x
3. Step 3: Cross multiply
   5,905,842x = 8,445,336 × 8,445,336
4. Step 4: Simplify right side
   5,905,842x = 71,323,700,152,896
5. Step 5: Solve for x
   x = 71,323,700,152,896/5,905,842
6. Step 6: Final answer
   x = 12,076,804.65