Finding the Third Proportional to 3,965,800.50 and 5,350,802.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,965,800.50 : 5,350,802.63 = 5,350,802.63 : x
2. Step 2: Convert to fraction form
   3,965,800.50/5,350,802.63 = 5,350,802.63/x
3. Step 3: Cross multiply
   3,965,800.50x = 5,350,802.63 × 5,350,802.63
4. Step 4: Simplify right side
   3,965,800.50x = 28,631,088,731,706.89
5. Step 5: Solve for x
   x = 28,631,088,731,706.89/3,965,800.50
6. Step 6: Final answer
   x = 7,219,497.99