Finding the Third Proportional to 3,123,090 and 7,523,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123,090 : 7,523,644.50 = 7,523,644.50 : x
2. Step 2: Convert to fraction form
   3,123,090/7,523,644.50 = 7,523,644.50/x
3. Step 3: Cross multiply
   3,123,090x = 7,523,644.50 × 7,523,644.50
4. Step 4: Simplify right side
   3,123,090x = 56,605,226,562,380.25
5. Step 5: Solve for x
   x = 56,605,226,562,380.25/3,123,090
6. Step 6: Final answer
   x = 18,124,750.35