Finding the Third Proportional to 3,553,576.31 and 5,622,070.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,576.31 : 5,622,070.78 = 5,622,070.78 : x
2. Step 2: Convert to fraction form
   3,553,576.31/5,622,070.78 = 5,622,070.78/x
3. Step 3: Cross multiply
   3,553,576.31x = 5,622,070.78 × 5,622,070.78
4. Step 4: Simplify right side
   3,553,576.31x = 31,607,679,869,384.98
5. Step 5: Solve for x
   x = 31,607,679,869,384.98/3,553,576.31
6. Step 6: Final answer
   x = 8,894,611.26